Feature:1. Electric adjustment of the cutter head function, control the hair left length at any time, bring you convenience.2. Smart LCD panel, battery remaining capacity and charging status display, oil filling and charging prompt function.3. Digital display of hair retention length of the cutter head and the number of revolutions per minute of the hair clipper. Overcharge/overdischarge protection function.4. Intelligent constant speed function, the hair clipper always keeps the set number of revolutions and runs at a constant speed.5. Titanium plating alloy fixed knife + ceramic movable knife, super stong hardness and sharpness, wear resistance, long service life.Specification:Condition: 100% Brand NewItem Type: Hair ClipperMaterial: ABS / Alloy / CeramicPlug Type: US PlugVoltage: 100V-240VCharging Time: 3 HoursUse Time: 240 MinutesBuilt-In Battery Type: Lithium BatteryBattery Capacity: 2200mAHCharging Method:1. Insert the charger connection plug into the charging base slot.2. Insert the charger plug into the power socket.3. After confirming that the power switch of the hair clipper is in the off position, put it into the charging base.4. The charging reminder icon on the LCD screen is long bright, indicating that it is in the charging state.(After fully charged, the hair clipper will automatically activate the overcharge protection function, turn off charging to protect the battery life.) The hair clipper can be directly connected to the charger to charge.*The hair clipper can be directly connected to the charger and operated with a wire when there is no electricity.Charging Instructions:1. Please charge for 3 hours when purchasing a new product for the first