Tattu, the sister brand with Gens Ace,both of them are moving under Grepow who is the world leading high discharge rate lithium polymer battery manufacturer. Tattu is designed specifically for the demands of the latest Unmanned Aircraft Vehicle, which can be used in military,security,survey and aerial filming. Such as DJI,Cinestar,Droidworx and other UAV drones. Features: Stable automatic stacking technology enables single cell capacities of 28000mAh. Higher capacity than comparable size packs Longer Cycle Life, almost double that of standard lipoly technology. Tattu batteries provide high quality, reliable power for UAV Drones. All Tattu LiPos are packed with vibration-proof & fire-proof material and our luxury battery box ensuring you get your battery in perfect condition. An automatic procedure & Computer system battery cell matching process ensures the batteries stability and quality. Different from the original Gens Ace series, TATTU is specialized for the UAV & UAS market, with their industrial quality (since Gens Ace is based on the Hobby area), their slogan "less is more", "more" means more flight time, more enjoyment, and more satisfaction , and "less" means less weight, simple design. Tattu always develops their products according to these 2 directions giving you a high quality battery. Not Find You Need? Try Our Customized Service; Professional Customized of UAV Drone Batteries and Battery Solutions.