This is one of the most common used batteries for UAV, Drones. Made from strong material for maximum performance. Just $18.99!! , 5200mah, isn't it a great deal ? Specs: - Brand: Tattu - Capacity: 5200mAh - Voltage: 7.4V (2S) - Discharge Rate: 15C - Max Burst Discharge Rate: 30C Review video: Check at: https://www.genstattu.com/ta-15c-5200-2s1p-deans.html