20 Best Galaxy S3 External Battery Charger in 2024 Reviews and Buying Guide

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1 Universal LCD Battery Charger, Travel chargering for Samsung Galaxy S3 S4 S5 Note 2 3 4, Edge, Mega,... Universal LCD Battery Charger, Travel chargering for Samsung Galaxy S3 S4 S5 Note 2 3 4, Edge,... No ratings yet
2 Portable Charger Power Bank Fast Charging, 10000mAh 22.5W Battery Pack with USB-C in&Out LED... Portable Charger Power Bank Fast Charging, 10000mAh 22.5W Battery Pack with USB-C in&Out LED... No ratings yet
3 SIXTHGU S03 Portable Charger, Small Power Bank External Battery Pack, 5000mAh, Pocket Size, Juice... SIXTHGU S03 Portable Charger, Small Power Bank External Battery Pack, 5000mAh, Pocket Size, Juice... No ratings yet
4 IAPOS Portable Charger 40000mah Power Bank, USB-C (22.5W) Fast Charging Battery Pack Portable Phone... IAPOS Portable Charger 40000mah Power Bank, USB-C (22.5W) Fast Charging Battery Pack Portable... No ratings yet
5 Augltair USB C Portable Charger 5000mAh Compact Power Bank Compatible with Samsung Galaxy Z... Augltair USB C Portable Charger 5000mAh Compact Power Bank Compatible with Samsung Galaxy Z...
6 Sfmn® 2016 New Mobile Universal Battery Charger + USB-Port for Smartphone Battery Sfmn® 2016 New Mobile Universal Battery Charger + USB-Port for Smartphone Battery No ratings yet
7 NEWDERY USB C Portable Charger 6600mAh,Small Power Bank, Mini Slim Batttery Pack External Phone... NEWDERY USB C Portable Charger 6600mAh,Small Power Bank, Mini Slim Batttery Pack External Phone... No ratings yet
8 2 Packs of USB C Portable Chargers, 5000mAh Portable Android Chargers Fast Charge Cordless Battery... 2 Packs of USB C Portable Chargers, 5000mAh Portable Android Chargers Fast Charge Cordless... No ratings yet
9 Portable Charger 20000mAh Power Bank, 22.5W USB C Fast Charging External Battery Pack with 3 Outputs... Portable Charger 20000mAh Power Bank, 22.5W USB C Fast Charging External Battery Pack with 3... No ratings yet
10 DIAMUAR Portable Charger-Output Input USB C Fast Charging LED Display SCP22.5W PD 30W QC4.0 Power... DIAMUAR Portable Charger-Output Input USB C Fast Charging LED Display SCP22.5W PD 30W QC4.0 Power... No ratings yet
11 HamnaKhu [2600mAh] Galaxy S3 Battery,New Version Li-ion Battery Replacement for Galaxy S3... HamnaKhu [2600mAh] Galaxy S3 Battery,New Version Li-ion Battery Replacement for Galaxy S3... No ratings yet
12 SHENMZ Galaxy S3 battery, New Upgraded 3200mAh Li-ion Replacement Battery for Samsung Galaxy... SHENMZ Galaxy S3 battery, New Upgraded 3200mAh Li-ion Replacement Battery for Samsung Galaxy... No ratings yet
13 GOODaaa Power Bank Wireless Charger 36000mAh Built in 4 Cables Six Outputs 15W Fast Charging Power... GOODaaa Power Bank Wireless Charger 36000mAh Built in 4 Cables Six Outputs 15W Fast Charging... No ratings yet
14 Portable Charger with Built-in USB-C Cable,10000mAh 18W PD Fast Charging Power Bank.Ultra-Compact... Portable Charger with Built-in USB-C Cable,10000mAh 18W PD Fast Charging Power Bank.Ultra-Compact...
15 INIU Portable Charger, Slimmest 10000mAh 5V/3A Power Bank, USB C in&out High-Speed Charging Battery... INIU Portable Charger, Slimmest 10000mAh 5V/3A Power Bank, USB C in&out High-Speed Charging... No ratings yet
16 [2 Pack] Mini Portable Charger for iPhone 15,5000mAh Power Bank 20W PD USB C Fast Charging Battery... [2 Pack] Mini Portable Charger for iPhone 15,5000mAh Power Bank 20W PD USB C Fast Charging... No ratings yet
17 Portable Charger Power Bank 25800mAh,Ultra-High Capacity PD3.0 Fast Phone Charging with Newest... Portable Charger Power Bank 25800mAh,Ultra-High Capacity PD3.0 Fast Phone Charging with Newest... No ratings yet
18 Portable Charger Power Bank 26800mah,Ultra-High Capacity Safer External Cell Phone Battery Pack,2... Portable Charger Power Bank 26800mah,Ultra-High Capacity Safer External Cell Phone Battery Pack,2... No ratings yet
19 Ayeway Battery Pack USB C Portable Charger PD 20W Fast Charging 26800mAh Power Bank with 5 Ports... Ayeway Battery Pack USB C Portable Charger PD 20W Fast Charging 26800mAh Power Bank with 5 Ports... No ratings yet
20 EnergyQC Fast Charging Portable Charger 5000mAh,External Battery Power Bank with 5V/2.4A Output and... EnergyQC Fast Charging Portable Charger 5000mAh,External Battery Power Bank with 5V/2.4A Output... No ratings yet

Bestseller No. 1
Universal LCD Battery Charger, Travel chargering for Samsung Galaxy S3 S4 S5 Note 2 3 4, Edge, Mega,...
  • LCD Indicate: Cool Green LCD Indicator Screen shows battery remaining capacity: 25%,50%,75%,100%
  • Fast Speed: The battery charger rapidly charges your spare cell phone battery
  • Adjustable: Input:The length of the battery you are trying to charge should be between 42 and 70mm
  • Universal Charging: Adjustable dock fits over 90% of removable phone batteries and charges via a wall outlet, freeing up your phone for other things
  • Smart built-in IC chip,protections against over heat, short circuit, overcharging and electronic shock
SaleBestseller No. 2
Portable Charger Power Bank Fast Charging, 10000mAh 22.5W Battery Pack with USB-C in&Out LED...
  • 【PD 22.5W Fast Charging & Accurate Percentage of Remaining Juice】 Battery pack with the upgraded PD 22.5W output and the latest QC4.0 fast...
  • 【USB C Input & Output & Charge THREE at Once】The only 5% of usb c power bank got a USB-C IN&OUT port, unlike others only input via USB-C mobile...
  • 【10000 mAh Power Bank & Universal compatible】10000mAh Ultra-Large Cell Capacity phone power bank will keep your phone running all day. No more...
  • 【22.5W Fast Input & Portable】The battery pack also supports 22.5W fast input, the fast charge power bank will only take 2 hours to be fully...
  • 【Safety Protection & What will you get】8 Safety protection designs, comprehensive MultiProtect safety system includes overcharge protection, short...
Bestseller No. 3
SIXTHGU S03 Portable Charger, Small Power Bank External Battery Pack, 5000mAh, Pocket Size, Juice...
  • 5000mAh Capacity: 5000mah rechargeable external battery pack charges most smartphones 2-3 times. Please note that this power bank's capacity is less...
  • 3A Fast Charging: The 5000mAh Power Bank Fast Charging for devices (up to 5V/3A), compatiable with iPhone 14/13/12/11/X/XR/, Samsung Series.
  • Long life Backup Flashlight: With built-in LED flashlight, this small portable phone charger can be used as backup flashlight for emergency, Long...
  • Support USB-C Charging: Support USB-C Output, you can use any of your charging cables to power your devices anytime, anywhere
  • SAFETY & RELIABLE: Premium UL2056 & MSDS & UN38.3 certified ; Premium protection IC against over-heating, short-circuiting; Fireproof...
SaleBestseller No. 4
IAPOS Portable Charger 40000mah Power Bank, USB-C (22.5W) Fast Charging Battery Pack Portable Phone...
  • [22.5W Fast Charging Power Bank, 5.5 Times Faster]: IAPOS portable phone charger offers an astounding 22.5W fast charging speed and 18W fast...
  • [Triple-Port & Omnipotent Compatibility]: IAPOS battery pack portable charger comes with 2 USB-A (22.5W output) ports and 1 USB-C (18W input/22W...
  • [Large Power Bank Capacity with Compact Design]: 40,000mAh battery bank capacity compressed into a compact body and weighing only 15oz. (Equivalent...
  • [Unique Touch Control & Real-Time Power Monitoring]: IAPOS cell phone charger is equipped with both a high-precision intelligent LED digital display...
  • [Comfortable Touch Experience]: IAPOS portable battery charger features an exquisite grain design that not only enhances aesthetics but also provides...
Bestseller No. 5
Augltair USB C Portable Charger 5000mAh Compact Power Bank Compatible with Samsung Galaxy Z...
  • Fast Charging Power Bank: Applicable for all Android Usb C phones, widely compatible with Samsung S21, S20 FE, Galaxy A52, Note 20 Ultra, S10 Plus,...
  • Longer Phone Power Life: 5000mAH, Type C to Type C fast charging port, supports 0.7 to 1.5 times faster charging full for Android phones, increasing...
  • Lightest and Portable: Weighing just 0.29 lbs, with a length of 4.1 in, this portable charger fits easily in your pocket, palm and bag, providing...
  • More Secure and Stable: High quality metal outer with built-in safeguards to protect your device from excessive current, overheating and overcharging.
  • You Will Get: 1 x Portable charger power bank 5000mah , 1 x usb c to usb c cable, 1 x storage bag, user manual and our friendly after-sales service,...
Bestseller No. 6
Sfmn® 2016 New Mobile Universal Battery Charger + USB-Port for Smartphone Battery
  • Note: There are only chargers and no batteries in the package. Please tear off the protective film on the product screen before use
  • When the battery is fully charged,automatically stop charging.
  • Safety cut out circuit,Built-in protection circuit prevents overcharging
  • Fghdes The high-quality LCD screen indicates connection and full charge.
  • Note: There are only chargers and no batteries in the package. Please tear off the protective film on the product screen before use
Bestseller No. 7
NEWDERY USB C Portable Charger 6600mAh,Small Power Bank, Mini Slim Batttery Pack External Phone...
  • 【6600mAh Power Bank Capacity】The Small USB C Power Bank Built-in 6600mAh Li-polymer battery, provide around 1-1.5 charges for your Android phone....
  • 【Power Bank &Phone Charging Simultaneously】: Equipped with Pass-Through technology, this mini battery pack allows you to charge your phone while...
  • 【Portable Charger USB C Output】Widely compatible with iPhone 16 pro max, iPhone 16 pro, iPhone 16 plus, iPhone 16, iPhone 15 Pro Max, iPhone 15...
  • 【Come with a Carrying Case】The Slim portable phone charger is small and lightweight, come with a carrying case, just plug in to charge your phone,...
  • 【What You Will Get】1 * 6600mAh portable power bank ,1 * USB C cable,1 * travel pocket,1*user manual,24h professional and friendly support,If you...
Bestseller No. 8
2 Packs of USB C Portable Chargers, 5000mAh Portable Android Chargers Fast Charge Cordless Battery...
  • Design for Android Family: Widely compatible with Android like Samsung, Pixel, LG, Motorola and more other Android phones etc. Perfect for S22, S21,...
  • Quick Recharging and Charging: Portable Charger can be recharged quickly via QC or PD fast charging protocol, fully recharged only need 1.5 hours by...
  • Cordless Battery Pack for Android Phones : If you are Android fans (USB C output) and are tired of carrying cables to charge your android phone, those...
  • Recharging while charging conveniently: USB C portable charger supports pass through charging, when recharging this mini charging bank, power bank can...
  • 2 Packs of 5000mAh Emergecy Phone Battery Backup Charger: Each Power bank is 5000mAh (3.7V Battery), normally support around 0.6~1 charges for your...
SaleBestseller No. 9
Portable Charger 20000mAh Power Bank, 22.5W USB C Fast Charging External Battery Pack with 3 Outputs...
  • HIGH-CAPACITY 20000mAh PORTABLE CHARGER: Rely on genuine power with our 20000mAh Portable Charger Power Bank, featuring a high-density polymer...
  • ULTRA-FAST 22.5W CHARGING POWER BANK: Enjoy swift charging with our powerful 22.5W power bank fast charging, equipped with a USB-C output that...
  • CHARGE 3 DEVICES SIMULTANEOUSLY: Built-in 2 USB output ports and a USB-C input & output port, this portable power bank can simultaneously power up 3...
  • LED DISPLAY & 2 LED FLASHLIGHTS: Maximize your readiness with our portable iphone charger, featuring an accurate LED display that keeps you updated on...
  • ADVANCED SAFETY PROTECTION: Charge with confidence using our usb battery pack charger, designed with premium batteries and a comprehensive safety...
Bestseller No. 10
DIAMUAR Portable Charger-Output Input USB C Fast Charging LED Display SCP22.5W PD 30W QC4.0 Power...
  • Safe and Fast Charging Pro Power banks: Power Bank is manufactured using the highest grade materials, Such as the fireproof shell, pass 10 safety...
  • 22.5W Fast Charging Technology: The latest Supercharge Protocol, 22.5W PD30W QC4.0 Portable Phone Charger can revolutionize your charging speed...
  • Power for 3 devices at once: portable power bank with a built-in Type-C port (Input and Output) and two USB ports, it can charge three devices at the...
  • Provides a week's worth of power: 30,000mAh Large Capacity Portable Charger Power Bank, battery pack can meet your charging needs for a week, it can...
  • Equipped with professional version flashlight: Unlike most portable charger on the market that come with lights whose lumens are not sufficient for...
Bestseller No. 11
HamnaKhu [2600mAh] Galaxy S3 Battery,New Version Li-ion Battery Replacement for Galaxy S3...
  • ✍>>Compatible Models:This Battery Model is EB-L1G6LLA/LZ/LU, Compatible with Galaxy S3 I9300,I9305 LTE, I535 (Verizon),T999 (Tmobile),I747...
  • ✍>>High Quality Battery:Our Galaxy S3 replacement battery uses an advanced high-quality A+ battery, which extends the life of the battery and...
  • ✍>>Quality certification:Each battery has been tested by strict quality control standards and passed CE and ROHS certification. The quality is safe...
  • ✍>>Best performance: Before charging, use up the power in the battery until the phone is turned off, and then fully charge it. Repeat 3-5 complete...
  • ✍>>Worry-free warranty. If you have any questions about our products, please contact us as soon as possible through the "Contact Seller" function,...
Bestseller No. 12
SHENMZ Galaxy S3 battery, New Upgraded 3200mAh Li-ion Replacement Battery for Samsung Galaxy...
  • 【HIGH QUALITY GRADE A PREMIUM BATTERY】:This Upgraded Galaxy S3 battery uses Grade A+ rated battery cells with CE and ROHS certification,ensure...
  • 【COMPATIBLE MODELS】:Suitable for all Samsung Galaxy S3 EB-L1G6LLA/LZ/LU,I9300,I9305 LTE, I535 (Verizon),T999 (Tmobile),I747 (AT&T),L710 (Sprint),[...
  • 【HOW TO USE】:Using up all the power of battery for the first three times before charging,and then take a full charge,thus the battery can be...
  • 【LONG-LASTING REPLACEMENT BATTERY】:Bring your Galaxy S3's battery life back to glory and save the money of an upgrade; get from 0% to 100% power...
  • 【Great Service Guarantee】: Your satisfaction is always our business goal. If you are not satisfied with our product, please contact our friendly...
SaleBestseller No. 13
GOODaaa Power Bank Wireless Charger 36000mAh Built in 4 Cables Six Outputs 15W Fast Charging Power...
  • [Built-in 4 Charging Cables] This power bank is built with 3 output cables ( Type C*1 & iOS*1 & Micro USB*1) and 1 USB-A input cable. No matter output...
  • [Advanced Wireless Charging] This portable charger supports advanced wireless charging, compatible with all Wireless-enabled mobile devices. Such as...
  • [Power 6 Devices at Once] This solar charger is also equipped with 4 ports (iOS input, USB A output, USB C input/output), providing 5V/3A high-speed...
  • [Super Large Capacity] With 36000mAh premium Li-polymer battery, this solar power bank can charge your devices multiple times. It can be recharged via...
  • [Sturdy&Durable Design for Outdoor] This solar battery pack is well made to be Waterproof/Shockproof/Dust-proof, which can withstand the harsh...
SaleBestseller No. 14
Portable Charger with Built-in USB-C Cable,10000mAh 18W PD Fast Charging Power Bank.Ultra-Compact...
  • Built-in USB C Cable:Designed for Android Phones with type C port.Just plug in the attached cable to charge,no need to carry extra extra cords,you...
  • High-speed charging:Equipped with 18W PD fast charging,charge your smartphone up to 100% in 1-2 hours.NO more waiting.Pass through technology that can...
  • Small Size&Big Power:Small,lightweight.Mini Power Bank with 10000mAh capacity,keep your phone running all day.Easily fit into your pocket or...
  • Intelligent LED display:You can always know the accurate remaining power anytime,not need to guess whether need to charge it or not.
  • What you'll get:10000mAh power bank*1,User Manual*1,24 hours friendly customer service.
SaleBestseller No. 15
INIU Portable Charger, Slimmest 10000mAh 5V/3A Power Bank, USB C in&out High-Speed Charging Battery...
  • From INIU--the SAFE Fast Charge Pro: Experience the safest charging with over 38 million global users. At INIU, we use only the highest-grade...
  • Market's Thinnest 10000mAh: The market’s one and only 0.5-inch power bank that breaks the limit of 10000mAh, easily slipped into any travel lover's...
  • Only 5% Got USB-C IN&OUT: INIU is the only 5% of power banks got a USB-C IN&OUT port. Unlike others only recharge via USB-C port, INIU can charge all...
  • 3A High-Speed Charging: 3A fast charging fuels iPhone up to 78% in just one hour. INIU's AutoFit identifies and meets your device's ideal speed,...
  • 15-Layer SAFE Charging: INIU's unique 15-Layer SmartProtect system shrugs off any unusual charging at the start. Take overheating risk and battery...
SaleBestseller No. 16
[2 Pack] Mini Portable Charger for iPhone 15,5000mAh Power Bank 20W PD USB C Fast Charging Battery...
  • 【Wide Compatibility mini Portable Charger 】:This small power bank With built-in USB-C port Designed for All USB-C port devices,widely compatible...
  • 【2 Packs 5000mAh Emergency Battery Backup Charger 】This power bank 5000mAh Capacity,normally 0.9 charge for your iPhone 15,Which is very suitable...
  • 【20W PD Fast Chargin and Smart LCD Display】: Small portable charger for iphone supports 20W PD Fast Charging, thus it can be Power up your iPhone...
  • 【Ultra-Compact Portable Charger】: this mini portable charger size is only 3.2x1.96x1 inch, weigh only 0.2lb,Super small and lightweight. You can...
  • 【What You Will Get】USB-C mini portable charger x 2, USB-C charging cable x 2, User manual x1. if Any questions, please kindly contact us anytime.
SaleBestseller No. 17
Portable Charger Power Bank 25800mAh,Ultra-High Capacity PD3.0 Fast Phone Charging with Newest...
  • 2019 Latest Design Portable Charger with 25800mAh Ultra-Huge Capacity, adopts our advanced intelligent controlling IC, higher quality, safer and more...
  • Universal Compatibility Power Bank for 3 Devices-- The power bank compatible with iPhone Series/iwatch, Samsung Galaxy, most other Smart cell phones,...
  • Dual USB Charging & PD Fast Recharge -- The Dual USB ports (2.1A+1A) to charge your two devices simultaneously, Fully recharges itself in 8~12 hours...
  • 4 LED Lights & Certified Safe -- Four led lights show the current remaining power of the item(25%~50%~75%~100%), easily press the power button to turn...
  • 24 Months Support Services -- Ekrist 25800mAh portable battery charger, USB C cables, user manuals. Together 2 Years friendly, easy-to-reach support!...
SaleBestseller No. 18
Portable Charger Power Bank 26800mah,Ultra-High Capacity Safer External Cell Phone Battery Pack,2...
  • ❤【26800mAh Colossal Capacity & Widely Compatibility】Massive Powerful 26800mAh Potable charger can charge most phones over 6 times, tablets at...
  • ❤【Portable Charger with 2-port 3.1A Output】With 2 USB output ports (5 V / 2.1 A and 5 V / 1A, total 3.1A ), QTshine portable phone charger can...
  • ❤【Superior Safety - Intelligent Controlling IC 】Built-in multi-protection system, Our Intelligent Controlling IC protect the power bank against...
  • ❤【2X Fast Recharge Speed & 4 LED Indicators】Fully charging the power bank takes only 8-16 hours with a 2.1A charger; Built-in 4 blue LED...
  • ❤【Extended 24 Month After-Sale Technical Support and 45-Day 100% Full Refund】You will get QTshine Portable Charger Power Bank External Battery x...
Bestseller No. 19
Ayeway Battery Pack USB C Portable Charger PD 20W Fast Charging 26800mAh Power Bank with 5 Ports...
  • 【A must have on-the-go】:USB C Fast Charging Portable charger Power bank with 26800mAh Capacity is perfect for GPS when using motorcycle,Business...
  • 【PD 20W Portable Charger with Dual inputs and 5 outputs】:This item is with Power Delivery function ( Type-C port ) which supports high speed...
  • 【Battery Pack with LCD Digital Display】:The LCD screen is Hidden-Design,you will NOT be able to see the display unless the LCD screen is ON.The...
  • 【Heavy-Duty Battery pack with Li-Polymer cells】:The weight of this power pack is around 13.4ounces. It's a little bit heavy only because the...
  • 【What you can get】:Portable Charger x 1,USB A to C recharging cord x 1,Protetion Mesh Bag x 1,Manual x 1 ) - Please kindly understand that it does...
Bestseller No. 20
EnergyQC Fast Charging Portable Charger 5000mAh,External Battery Power Bank with 5V/2.4A Output and...
  • ⚡【Ultra-Compact】Light weight 99g, size 11 x 2.7 x 2.7 cm, touchable good quality, comfortable to hold in the hand, rounded corners with texture.
  • ⚡【Fast Charging】Designed with 2A input and 2.4A output , it provides the fastest charging speed for your smartphone and saves charging time.
  • ⚡【Easy to Carry】It is slim like a lipstick, suitable for carrying around, can be completely squared into a bag or even a pocket, and it can meet...
  • ⚡【MultiProtect Safety System】Built-in multi-protection system to ensure that your equipment will not be affected by overload, overvoltage,...
  • ⚡【What You Get】1 x EnergyQC 5000mAh power bank, 1 x Type-C cable, 1 x User Manual and friendly pre-sales service.
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