Compatible with DJI FPV remote control, CrystalSky monitors and Cendence remote control, this 2s 4920 mAh battery has excellent low temperature discharge performance and recharges quickly. One battery provides seven and a half hours of battery life for the DJI FPV remote control, four to five hours of operation for a 7.85 "CrystalSky monitor, five to six hours for a 5.5" CrystalSky monitor, and four hours for a a Cendence remote control.