Hair Trimmers for Men Hair Clipper Professional1 battery design2 barber tools, or household3 display4 metallic blade, sharp and instant cutting5 noise, immoderate power6 and secure charging, typical operating time is 90 minutes7 twine motor, non-plastic motor8 for (men, women, the elderly) ParametersMaterial:Upper body:Transparent PC+UV process,Lower shell PC/ABS alloy material bracket:ABS757, knife holder:POMBattery: three 18650 lithium batteryRated voltage: 5VRated power:10WRotation speed:5800RPM+10%Charging time:about one hundred minutes permanently chargedDischarge time: greater than ninety minutesBattery capacity:1200mAhAccessories: USB cable, cleansing brush, collection of restrict comb, manual, cloth, plastic scissors, comb