2PCS 2S 1500mah Li-ion Battery 7.4V 15C SM Plug Rechargeable Battery with USB Charger for RC Car RC Boat Spare Parts Accessories2PcS 2S 1500mah Li-ion Battery 74V 15c SM Plug Rechargeable Battery with USB charger for Rc car Rc Boat Spare Parts AccessoriesSpecification:Voltage: 74Vcapacity: 1500mAhRa..