Cheerwing 4-in-1 Charger and 4pcs 37V 650mAh Rechargeable Lipo Battery for Syma X5SW X5 X5C X5C-1

650mAh Lipo Battery(4PCS) with 4 In 1 Battery Charger for Syma X5SW X5 X5C X5C-1 Specification for 1 battery: 0.32*1*1.78 inches Instruction & Safety Guideline: 1. Please check the battery correctly by following the instruction. 2. The charging time is about 60-90 mins. Over-charging, over-discharging may damge the battery, so please pay attention to the charging or using time. 3. Please do not charge or use the damage battery.