Battery Volt： 3.7V,Battery capacity: 1800mAh ,Please make sure yout RC Drone Battery are the same Voltage and same connector with the picture shows before you buy it. Plug Type: JST Connector. Function: As a spare battery for a your RC Drone and can extend the playing time. Features: Compact and lightweight, easy to carry. Large capacity allows you to play your toys for a long time. Great battery replacement for your transmitter of toys. Flexible and stable, durable performance. Easy to install and release, very simple to use. .
eBay