Main Features:- Dual USB battery charger is especially for GoPro 401
- Input: 5V 2A
- Output: 4.35V 800mA ( x 2 )
- Overcharging protection， multiple-protection circuit
- Red light indicates charging condition and green shows full charged
- Portable USB charging port Weight: 0.079kg Package weight: 0.085 kg
Product Size(L x W x H): 5.80 x 4.30 x 1.70 cm / 2.28 x 1.69 x 0.67 inches
Package Size(L x W x H): 7.50 x 6.50 x 3.50 cm / 2.95 x 2.56 x 1.38 inches Package Contents: 1 x Dual USB Charger for GoPro Hero 401， 1 x USB Cable