7.4V 1500mAh Li-ion Battery 15C SM Plug Rechargeable Battery with USB Charger for RC Car Boat Spare Parts Accessories 1.Packge includes 1pcs 2S 1500mah 20C li-ion battery and 1pcs USB battery Charger. With USB charging cable,you can charge batteries with any household adapter comes with USB port,like mobile phone charger,power bank, laptops,easy to plug in and out,more convenient for usage 2.Battery Type: Li-ion; voltage:7.4V; Cell: 2s;capacity: 1500mAh;rate: 15c;Plug Type: SM Connector and JST-XH 3 pin Connector. Battery Size / Weight(1PCS): 67*37*19mm / 96.26g 3.Advanced 2s 1500mah batteries provide plenty of punch and battery life for your RC car boat and any devices that the voltage, connector, size can fit.