Motor speed: low gear 5V 2600 rpmMid-range 7V 4300 rpm third-speed 9V 4500 rpmBattery voltage: 3.7V 2000mABattery capacity: 2000mAInput voltage and current: DC5V/1000mAOutput power: 5WWorking current: 210Am/mid-range 290mA/high-end 360mAWorking power: low-grade 1W/medium-grade 3W/high-grade 5WProduct size: 220X100X44mmCombining colors from natural colors in nature, highlighting youthful vitalityProvide a refreshing summer.Peach pink, glacier white, elegant gray, dreamy blueWelcome to Mzlx store,please rest assured to buy,if you have any questions, please feel free to contact us