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Item#: 9SIA07R1CK7577

GreatShield PowerTank 10400mah Compact High Capacity Power Bank Portable External Battery Charger Pack (Dual 1.0A/2.1A USB Output with Metal Casing & LED's) - Black

Ships from United States. Most customers receive within 4-10 days.

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  • Overview
  • Specifications
  • Warranty & Returns
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Plug, Charge, and Go

If you are always on the move or need, GreatShield PowerTank is your one solution to power up and go.

Light, compact, portable, and powerful

Weighing only 10.5oz and 0.85 inches thick, the GreatShield PowerTank is light, compact, portable and powerful. With 10400mAh capacity, your battery life will be extended by (in stand-by mode):

• Apple iPhone 6/6 Plus/6s/6s Plus/5/5S/5C/4S/4: up to 500%
• HTC One: up to 300%
• Samsung Galaxy S4/S3: up to 300%
• Samsung Galaxy Note 2: up to 250%
• Apple iPad 4/3: up to 70%
• Apple iPad 2/1: up to 100%
• Apple iPad Mini: up to 150%
• Google Nexus 7 and Nexus 7 FHD: up to 175%

Power and Speed

The GreatShield PowerTank could charge up to two devices simultaneously with its dual charging port, one at 5V/1A and one at 5V/2.1A at maximum of 3.1A total output, making it perfect for the power-hungry smartphones and tablets.

Built to Last

GreatShield PowerTank comes with build-in short circuit, over charge, and over-heat protection. The PowerTank uses rechargeable Lithium-Ion battery supporting more than 500 charge cycles during the course of the PowerTank’s life.

Sturdy and efficient design

Engineered to withstand the hot summer days and cool winter nights, the compact yet sturdy PowerTank is made out of durable aluminum casing that is dust-proof and fingerprints resistant. Keep your PowerTank and Micro USB charging cable in an exclusively designed microfiber pouch without worrying about misplacing the cable or scratching the PowerTank.

GreatShield 12 months Limited Replacement Warranty

GreatShield is dedicated to provide the best quality products. We offer 12 months Limited Replacement Warranty which covers defects in materials and workmanship of the product. For complete details, please contact our support department at

Product Specification:

• Capacity: 10400mAh
• Storage temperature: -5F – 110F
• Output: 5V 2.1A / 5V 1A
• Input: 5V / 1A
• Weight: 297g / 10.5oz
• Size: 4.33 x 3.13 x 0.85 inches / 110 x 79.5 x 21.55 mm
• Charge cycle of more than 500 charges
• Complete charge of the PowerTank requires minimum 10 hrs (depending on the input current)
• Micro USB Charging Cable included for charging but the charger/adapter is not included; we recommend using your own smartphone or tablet charger/adapter


• Charges two devices simultaneously with one at 5V/1A and one at 5V/2.1A, for a maximum of 3.1A total output
• Lightweight, convenient, portable, and powerful
• Three LED light charge indicators to indicate charging process
• Dual-LED flash lights
• Reliable and stable lithium polymer core ensures longer battery life supplying more than 500 charge cycles
• Built-in short-circuit, over-charge, and over-heat protection
• Package includes: GreatShield Portable PowerTank, PowerTank Micro USB Charging Cable, GreatShield Microfiber Pouch, GreatShield PowerTank Instructions Manual


- Apple: iPhone 6 / 6 Plus / 6s / 6s Plus / 5 / 4S / 4 / 3GS
- Samsung: Galaxy Note 2 II / 3 IIII / Note / Galaxy S4 / Galaxy S3 / Galaxy S2 / Most Samsung smartphones
- HTC: One M7 / One Mini / Droid DNA / EVO 4G / Most HTC smartphones
- Motorola: Moto X, RAZR Maxx HD/ Droid 4 / Droid X / X2 / Most Motorola smartphones
- LG: LG Optimus F6, LG Optimus GJ, LG G2, LG Otimus G Pro, Google Nexus 4, and Most LG Phones
- Nokia: : Nokia Lumia 1020, Nokia Lumia 928, Nokia Lumia 925, Nokia Lumia 920, Nokia Lumia 720, and Most Nokia phones
- Blackberry: Blackberry Z10, Blackberry Q10, Blackberry Q5, and Micro USB supported Blackberry
- Tablets: Apple iPad (all models), Google Nexus 7 and Nexus 7 FHD, Samsung Galaxy Tab 3 (7.0, 8.0, 10.1), Samsung Galaxy Note 8.0, Amazon Kindle and most

Warranty, Returns, And Additional Information
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