4 x 18650 8.4V 5200mAh Rechargeable Waterproof Battery Pack with Charger

Type: Battery Charger Kit
Plug: US adapter
Charging Cell Type: Lithium
Compatible: 18650
Input Voltage: AC 110-240V 50/60Hz
Output Voltage: 8.4V
Input Current: 1A
Output Current: 5A

Package weight: 0.343 kg
Product size (L x W x H): 4.00 x 4.00 x 7.20 cm / 1.57 x 1.57 x 2.83 inches
Package size (L x W x H): 8.00 x 5.00 x 5.00 cm / 3.15 x 1.97 x 1.97 inches

Package Contents: 1 x Battery Set , 1 x Waterproof Silicone Cover, 1 x Battery Pouch, 1 x Charger