4X Eachine 3.7v 380mah Lipo Battery with 4 In 1 X4 Battery Charger for H107L H107C H107DDescription:Brand Name: EachineItem Name: Lipo BatteryCapacity: 3.7V 380mah 25CSize: 40*20*7mmWeight: 11gWire length: 35mmService time: About 9 minutesCharging time: About 30 minutesQuantity: 4With protection board (Charging and discharging)Usage: spare part for: Hubsan H107 H107L H107C H107D  RC Quadcopter                                        JJRC H6C H108C H6D RC Quadcopter                                        Wltoys V252 V939 RC Quadcopter                                        JXD 385 \/ 392 \/ 388 RC Quadcopter4 In 1 X4 Battery Charger:Voltage input: DC 5VVoltage output: 4.2V ± 5%Current output: 350mAh - 410 mAhPackage Included:4 x 3.7V 380mah Battery1 x charger1 x USB