Feature:1. Small size does not take up space, light weight, easy to carry and install at any time.2. High quality material gurantees efficience and safty in normal usage, durable in longterm usage.3. 7.4V 1500mah rechargeable batteries provide longer battery life for your devices that the voltage can fit.4. Provide longer working hours and bring you longer entertainment time.5. Suitable for most remote control models, such as remote control racing drones, helicopters, cars, boats, etc.Specification:Item Type: Lithium Battery Material: Li-PolymerProduct Size: Approx. 70x38x20mm/2.8x1.5x0.8inWeight: Approx. 279g/9.8oz Capacity: 1500mAhVoltage: 7.4VOutput Plug: for SM PlugApplication: Remote Control Car, Boat, Airplane, etc..Package List:2 x Lithium Battery1 x Charging Cable1 x Charger