Features:
Original FQ777 product, high quality and durable.
7.4V 850mAh LiPo rechargeable battery.
High power and high capacity.
High quality and safety in performance.
Suitable for FQ777 FQ02W,Utoghter 69508 FPV quadcopter.
Features:
Super flying combo: includes 4pcs GoolRC 600mAh 3.7V 25C LiPo batteries and 4-in-1 fast smart charger.
Suitable for multi-drones: JXD 509W 509G RC quadcopter and so on.
Fast charging: charge 4pcs battery at one time, about 80mins for fully charge.
Rechargeable: durable and can be charged multiple time.
Indicator led available: led light up indicates charging process, led light off indicates charging complete.
Easy to use: plug the batteries to the charger and then plug the USB charger to the PC.