Eachine 3.7V 750mah 25C Lipo Battery for Syma X5 X5C X5SC X5SW CX30W Capacity: 3.7V 750mah 25C Service time: About 10 minutes Charging time: About 80 minutes With protection board (Charging and discharging) Usage: spare part for : Syma X5 / X5C / X5SC / X5SW,JJRC H5C / H5P / H10/ H9D,Cheerson CX30W RC Quadcopter