Bicycle 4 x 18650 Battery Pack + US Plug Power Adapter Set - Black
Brand NO Quantity 1 Color Black Material Plastic Functions Voltage: 8.4V; Capacity: 3000mAh Other Feature Output current: 1000mA; 2 in parallel and 2 in series Packing List 1 x Battery pack (1.5 x 2.5mm connector) 1 x 100~240V US plug power adapter (100cm)