5., 0 out of 5 stars Best Sellers Rank #918,361 in Toys & Games (See Top 100 in Toys & Games) About this item Suitable for V17 Fighter Model Glider Foam Four Axis UAV. Good performance, long service life, continuous and stable power supply. Voltage: 3.7V; Capacity: 380mAh Battery Chemistry Li-ion battery 380mAh 3.7V - Electronics Please carefully read the battery precautions before use. Battery Chemistry: Lithium Polymer kumultor Li-po 3,7v 380mh - Nisk cen n llegro Do not ignite the battery., 5., Do not overcharge the battery. Good performance, long service life, continuous and stable power supply., Voltage: 3., 7V; Capacity: 380mAh Foam Glider Remote Control Aircraft V17 Fighter Model Glider Foam UAV Children, Primary School Students And Boys Toy Aircraft 3.7 Lipo Battery