Top 10 Powerbank Galaxy S8 – Cell Phone Battery Charger Cases

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1. HETP

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HETP Protective Rechargeable External Battery Pack for Samsung Galaxy S8 Charging Case Portable Backup Power Bank for Galaxy S8 5.8 inch -Black, Galaxy S8 Battery case 6000mAh

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HETP #ad - Internal safe chips prevents the Wireless Charging Power Case short-circuiting, overheating and over-charging. Satisfaction card100% money back. If you are not satisfied with this galaxy S8 charging case, We will offer replacement or full refund within our 18 months, please feel free to contact us.

Easy installation and useeasily insert your samsung galaxy s8 into the lightning output port. The samsung galaxy s8 protective extended battery cover uses a lightning input port to enable recharging and data transfer. Protecting and charging 2 in 1high quality samsung galaxy s8 battery cover with 360° scratch-guard, dual layer protection to protect your Samsung Galaxy S8 from scratches and other daily wear and tear. 4 led battery level indicator that lets you know exactly how much power you have 0--25%--50%--75%--100%; Power switch allows you to switch on/off the Samsung Galaxy S8 power bank.

Super long charging lifecompatible samsung galaxy s8 only this samsung galaxy s8 charging case has 6000mAh powerful provide extra standby time to your Phone. The best and the first choice for the outdoor power companion, enjoying your day and do not worry the battery run out suddenly. 6000mah high capacity this samsung galaxy s8 charging case with 6000mah powerful provide extra standby time to your Phone. The best and the first choice for the outdoor power companion, enjoying your day and do not worry the battery run out suddenly.
BrandHETP #ad
ManufacturerE-Link Technology Co.,Ltd #ad
Weight0.22 Pounds
Part Number4344281690
ModelEL-S8-01

2. RUXELY

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RUXELY Galaxy S8 Battery Case,5000mAh Portable External Backup Charging Case, Rechargeable Protective Power Bank Charger for Samsung Galaxy S8BlackNot for Galaxy S8 Plus

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RUXELY #ad - Efficient charging: the galaxy s8 rechargeable extended battery case is equipped with Smart Dual Charge Technology, you don't need to remove your Samsung s8 from the case. Simply leave your s8 in the case while charging as it will charge your galaxy s8 and the charging case simultaneously.

Power switch key allows you to turn on or turn off S8 battery case. Other features: just slide your galaxy s8 all the way to the bottom section until the usb type c port is fully inserted into your phone. High impact protection: high impact protection featuring rubberized support points that enhance edge-to-edge protection while still fitting securely and comfortably in your hand. 360°comprehensive bumper design and hard-shell back plate, the portable charging case protects your Galaxy S8 from scratches and other daily wear and tear.

Extend battery life: the powerful 5000mah rechargeable li-polymer rechargeable battery case can effectively provide 120%+ extra battery life for your Galaxy S8 only5. 8inch, which is equivalent to add 24+ hours talk time or 12+ hours web browsing time. If it display the RED light, you need to charge the battery case. Effectively prevents a short circuit or overcharge and over-discharge, high security guarantee. Smart led indicator, shows how much juice reserved in different colors.
BrandRUXELY #ad
ManufacturerShenzhen Xindeli Technology Co., Ltd. #ad
Part NumberXDL-166
ModelXDL-166

3. RUXELY

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Galaxy S8 Battery Case,5000mAh Portable External Backup Charging Case,Rechargeable Protective Power Bank Charger for Samsung Galaxy S8BlackNot for Galaxy S8 Plus

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RUXELY #ad - What you get: you will get backup battery charging Case for Samsung Galaxy S8, User Manual, Hassle-free Warranty and Excellent Customer Service. Extend battery life: the powerful 5000mah rechargeable li-polymer rechargeable battery case can effectively provide 120%+ extra battery life for your Galaxy S8 only5.

8inch, which is equivalent to add 24+ hours talk time or 12+ hours web browsing time. Efficient charging: the galaxy s8 rechargeable extended battery case is equipped with Smart Dual Charge Technology, you don't need to remove your Samsung s8 from the case. Other features: just slide your galaxy s8 all the way to the bottom section until the usb type c port is fully inserted into your phone. Power switch key allows you to turn on or turn off S8 battery case. If it display the RED light, high security guarantee. Easily in your hand or in your pocket.

Simply leave your s8 in the case while charging as it will charge your galaxy s8 and the charging case simultaneously. High impact protection: high impact protection featuring rubberized support points that enhance edge-to-edge protection while still fitting securely and comfortably in your hand. 360°comprehensive bumper design and hard-shell back plate, the portable charging case protects your Galaxy S8 from scratches and other daily wear and tear. Smart led indicator, you need to charge the battery case.
BrandRUXELY #ad
ManufacturerShenzhen Xindeli Technology Co., Ltd. #ad
Part NumberXDL-166
ModelXDL-166

4. BESTMARS

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10000mAh PD 3.0 Power Bank Portable Charger Quick Charge USB C 18W Fast Charging Battery Pack Compatible for iPhone 12 11 Pro X XS MAX XR 8 iPad Mini Samsung Galaxy S10 S9 S8 Smartphone Rose Gold Pink

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BESTMARS #ad - 10-layer protection system provides surge protection, termperature control and more advanced safeguards to protect both you and your devices. Dual input- built-in usb-c and apple ios input ports, you can recharge the power bank with either the USB-C cable or the charging cable for iPhone, so only 1 cable is needed for carrying around, very convenientNote: Both cables are included.

Pd fast speed charging- bestmars 10000mah power bank equipped with avanced quick charge 3. 0 & pd 3. 0 chipset, note 9 8, it is also 100% back-ward compatible, offer one of the Highest Charging Speed in the market for both charging and recharging, LG, google Nexus, iPad Mini/Air / 4 3 2, intelligently detects and charges your devices at its max speed. Iphone xs max xr x 8 7 6 6s plus 5s, samsung S10 S9 S8 Plus, etc and more. Safe to use- ultra reliable grade a+ li-polymer cells and premium microchips ensure safety and durability.

Slim size with high-capacity - 10000mah capacity power bank with grade a+ li-polymer battery cell inside - Enough capacity to provide 4 solid charges to an iPhone 6s, or at least 2. 5 charges to iphone x, or 1 and a half charges for an iPad Mini. What you get- 1* bestmars pd power bank, 1* charging cable for iphone, 1* user manual, 24 hours friendly customer service & 24 Month Warranty Note: Micro-USB cable, 1* usb-a to usb-c cable, 1* Protective Pouch, AC adapter not included.
BrandBESTMARS #ad
ManufacturerBESTMARS #ad
Height0.5 Inches
Length5.5 Inches
Weight0.57 Pounds
Width2.9 Inches
ModelBM-02TRGs

5. KERTER

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Black, 5500mAh Charging Case Extended Battery for Galaxy S8+ Rechargeable Battery Backup Power Bank Portable Charger Case, KERTER Battery Case for Samsung Galaxy S8 Plus

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KERTER #ad - Ideal choice for traveling and work. If the return windows close after 30 days, please feel free to contact us via your purchased orderID. We will reply you within 12 hours to provide the satisfied solution for you. Made of high quality materials, anti-collision.

Introducing smart batteries, charging up 40% without hurting the phone battery, 360° protect your iPhone, and safer. Add double your samsung galaxy s8 plus battery life :this battery case for samsung Galaxy S8 Plus build-in 5500mAh Li-polymer battery. The big capacity backup case can add Double Your Samsung Galaxy S8 Plus Battery Life. Smart led indicator:4 led lights to check power level 25%-50%-75%-100%. You could switch on/off the battery case with the power switch button on the bottom.

What you get: package included 1x5500mah battery charger case with exquisite packaging; 1x User Manual; 24 month warranty Replacement or Refund. Perfect size:this battery case only compatible with Samsung Galaxy S8 Plus, Not Compatible with Samsung Galaxy S8 and other Samsung mobile phone models. 2 in 1 protection and charging: protection and charging integrated.
BrandKERTER #ad
ManufacturerShenzhen Xindeli Technology Co., Ltd #ad
Part NumberXDL-188

6. iWALK

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IWALK 3300mAh Portable Compact Built in USB Type-C Docking External Battery Pack Power Bank Charger for Samsung Galaxy S10 S9 S8 Huawei Sony LG Lumia Pink

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iWALK #ad - Fast pass though technology: 5v 1. 5a output, you can charge the power bank and your phone at the same time. Cable not include. Compact size: 77 x 42 x 23 mm, weight only 75g. What you get: 1 x power bank, 1 x user manual. Not need cable: the portable Power Bank connect to all USB-C phone directly without cable. Size of a lipstick. Emergency capacity: 3300mAh, full charge most of the phones more than 1 time.
BrandiWALK #ad
ManufactureriWALK #ad

7. Cellet

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Cellet Samsung Galaxy S8 Battery Case, Black BSAMS8BK, 5500 mAh Rechargeable Power Bank Case Compatible for Samsung Galaxy S8

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Cellet #ad - Protection and convinience: provides optimal protection to your device and with a simple and smooth finish leaving you a soft feel on your hands giving you a good grip to prevent slips and drops. Get the optimal amount of power with the 5500 mAh power capacity provide to you by our product.

Go beyond your power: extend your battery life to 150% extra with this external battery case. Or charge your case and your smartphone simultaneously. Product dimensions:  170 * 76 * 19mm and weight: 165g. User friendly: this battery case is easily installed and usable. Just slide your phone and plug it in. Push the power button on the bottom right hand corner the power on/off.

The 4 led light display will show you the charge that is left on the device. Dual charging compatible: this samsung galaxy S8 specifically designed case does not just power your device, but can provide a nice charge to another device. 28+ hours of talk and web use. Comes with a built in stand to make it easier when streaming a video or watching a movie.
BrandCellet #ad
ManufacturerCellet #ad
Part Number5647466610
ModelBSAMS8BKFA

8. RUNSY

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RUNSY Samsung Galaxy S8 Plus Battery Case, 6500mAh Rechargeable Extended Battery Charging Case, External Battery Charger Case, Backup Power Bank Case with Kickstand 6.2 inch

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RUNSY #ad - You can also easily access to the buttons and ports of the phone without removing the battery case. Integrated power switch allows you to turn on/off the battery case quickly. Protects the phone from bumps, scratches and dust.

This battery case is exclusively designed for Galaxy S8+. 360º full Protection. It’s perfect for traveling and outdoor activities. Note: it does NOT support charge through. Built-in 6500mah lithium polymer battery, high efficiency and high conversion rate. If you charge the battery case with the phone installed while plugged in, only the battery case will be charged.

Slim design with accurate cut-outs. It’s not compatible with Galaxy S8. You need to remove the battery case if you want to sync the phone to the computer. Ideal for long distance journey and business trip. Super fast charging. Charging and protecting, 2 in 1 function. Built-in short circuit and overcharge protection. Made of high quality material, unique and comfortable tactile impression.
BrandRUNSY #ad
ManufacturerShenzhen Xindeli Technology Co., Ltd #ad
Height0.75 Inches
Length6.46 Inches
Weight0.36 Pounds
Width2.99 Inches
Part Numberrunsy-galaxys8plus-6500b
ModelXDL-D20C

9. Cellet

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5500 mAh Rechargeable Power Bank Case Compatible for Samsung Galaxy S8, Black BSAMS8BK, Cellet Samsung Galaxy S8 Battery Case

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Cellet #ad - Push the power button on the bottom right hand corner the power on/off. Or charge your case and your smartphone simultaneously. Just slide your phone and plug it in. Product dimensions:  170 * 76 * 19mm and weight: 165g.

User friendly: this battery case is easily installed and usable. Protection and convinience: provides optimal protection to your device and with a simple and smooth finish leaving you a soft feel on your hands giving you a good grip to prevent slips and drops. Dual charging compatible: this samsung galaxy S8 specifically designed case does not just power your device, but can provide a nice charge to another device.

The 4 led light display will show you the charge that is left on the device. Get the optimal amount of power with the 5500 mash power capacity provide to you by our product. Go beyond your power: extend your battery life to 150% extra with this external battery case. Comes with a built in stand to make it easier when streaming a video or watching a movie. 28+ hours of talk and web use.
BrandCellet #ad
ManufacturerCellet #ad
Height6 Inches
Length6 Inches
Weight0.31 Pounds
Width0.5 Inches
Part NumberBSAMS8BK
ModelBSAMS8BK
Warranty1 Year

10. BONAI

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BONAI USB Power Bank External Battery Pack with Flashlight Compatible with iPhone XR 8 Plus X iPad Samsung Galaxy S8 Note 8 Smartphones Tablet Black Upgraded 2021, Portable Charger 10000mAh

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BONAI #ad - It has an important usage in emergency. 100% customer satisfaction: new replacement or refund without return in 30 days. Please be fully charged for the first time, Android Samsung Galaxy, HUAWEI, iPhone, allows for simultaneous charging of your iPad, all the lights will light up.

Exquisite and portable, handheld size with high capacity 10000mAh. And make it easier for you to find the key in your handbag or backpack. Intelligent safety protection - Supports over-charge, over-current and short circuit protection, over-voltage, over-discharge, safer to use. Double usb port 2amp output, lg, ipod, it may take 10-12 hours. If you have any problems with your purchase of BONAI, do not hesitate to contact us by email, we are very happy and we will do our best to help you solve it.

Unique anti-fingerprints design, more cleanly on its surface when you hold it at any places. Keeps you in a safe condition in dark night. When fully charged, zte, htc, pixel and more at high speed. Backup flashlight: this portable charger 10000mah with flashlight helps a lot if you go camping/hiking/mountain climbing or going through somewhere lack in light.
BrandBONAI #ad
ManufacturerShenzhen Wang Xiong Digital Technology Co., Ltd. #ad
Height0.87 Inches
Length5.47 Inches
Weight0.55 Pounds
Width2.28 Inches
Part NumberBNPB170301003
ModelBNPB1703H15
Warranty30 days money back and ONE year limited warranty