Thunder Power RC 160mAh 1-Cell/1S 3.7V G6 Pro Lite 25C LiPo Battery with Ultra-Micro Connector Max Continuous Discharge: 25C Max Continuous Current: 4A Weight (grams): 4.1; Dimensions H x W x L (mm): 5.5 x 11 x 39 Ideal battery additional flight time; power and flight time for Ultra-Micro airplanes and helis from E-flite; Park Zone; Hobby Zone and Blade Adult supervision is required