These Tattu 650mAh 3S Lipo batteries provide high quality, reliable power for your multirotor FPV from size 100 to 180. The 650mAh capacity gives you just enough power to fly your UAV and FPV flying fun. They are very compact in size and weight, perfect for small size UAV/FPV frames. These batteries are selling in very decent price so you can stock enough for you who day flying fun without too much pressure. Remarkable stacking technology enables single-cell capacities of 650mAh High discharge performance and high energy density. Superior Japan and Korea Lithium Polymer raw materialsTattu batteries provide high quality, reliable power for your Multirotor FPV 100 to180 size.