• Form fitting, fully protective ultra-resistant battery case

• Powerful Li-polymer rechargeable battery can effectively provide extra battery life to your Galaxy S7

• Built-in kickstand for comfortable viewing angle

• Reserved 3.5mm earphone jack, convenient to use

• With 4 LED indicators to show the remaining power of battery case

• Note: The marked capacity on the battery case is 4200mAh, but the actual capacity is 4000mAh.

Specification:

• Battery: Li-polymer battery

• Output voltage: DC 5V

• Output current: 2A (Max)

• Input voltage: DC 5V

• Input current: 1A (Max)

• Dimension: 153.5 x 71 x 17.7mm

• Weight: about 110g