Weight: 690g(±2g)/1.52lb/24.34oz. Suggest Charge Rate: 0.5C-1C(2.6A-5.2A). Connector Type: Amass XT90 Female Plug. Balance Connector Type: 7PINS JST-XH Plug. Do not overcharge more than 4.2V and do not discharge below 3.7V per cell.A new battery will achieve the best performance after 2 or 3 complete cycles of charge & discharge. If it won't hold a full charge or loses the charge very quickly in a short time, please use a balance charger to cycle several times. For most LiPo batteries, the safest charge rate is 0.5C-1C. Optimum voltage for longterm storage is 3.85V range per cell. When transporting, a LiPo safe bags are always strongly recommended! Use of a balance charger is recommended for battery longevity. Please don't leave when charging. 2 x 22.2V 5200mAh 100C XT90 Lipo Battery. This item will send from USA warehouse. We accept return within 30 days. We stand behind every product we sell. We value your feedbacks, please leave your feedback and comment. 2pcs HRB 3300mAh 4S XT60 60C 14.8V Lipo Battery for RC Drone Helicopter Car Boat. 2pcs HRB 14.8V 4S 4000mAh 60C XT60 LiPo Battery for RC Airplane Car Drone Boat. 2pcs HRB 5S 5000mAh 100C Lipo Battery XT90 18.5V for RC Helicopter Drone Truck. 2pcs HRB 14.8V 4S 9500mAh 120C EC5 XT90 Lipo Battery for RC Drone Helicopter USA. HRB 6S 6000mAh 22.2V 50C XT90 Lipo Battery for RC Drone Car Boat Truck Airplane. HRB Lipo Battery Safe Guard Fireproof Explosionproof Bag Storage & Charge Box US.