SJRC Original 11.1V 2600mAh Lipo Battery for F7 4K Pro PFV Drone Spare Parts. 1 x SJRC F11 PRO 4K 2500mAh Battery. Features: 1. Specially designed to provide power for SJRC F11S F11 PRO 4K. Hubsan H501S-14 RC Lipo Battery 7.4V 2700mAh for H501S H501C H501S Pro RC Drone.
eBay