BTG 3.7V 150mAh Lipo Battery for JJRC H36 Eachine E010 Mini UFO Quadcopter Drone-pack of 5

Packing list: 5 batteries CAUTION: 1) On receving, please double check whether battery swelled up.If swelled up, do stop using or charging, and contact us in time. 2) Do not overcharge the battery. 3) For safety reasons, make sure batteries located in a clean place which is easy for heat dissipation. 4) Do not charge batteries that are still hot or it might lead to fire or explosion. A fireproof safety bag is recommended for lipo battery storage/charge. 5) Do keep batteries away from humid/hot area; and inflammable materials, such as floor with carpet covered.