Professional barber set V-640 Model: V-640 RPM:7000-9000 Working Time:250 Minutes/240 Minutes Charging Time:3 Hours/2.5 Hours Battery:2500/2000 mAh Li-ion battery Blade Material:Stainless Steel Product Material:Metal Input:DC 5V 2A Motor type:High-speed motor Power Supply:USB Clean Method:Dry Brush Voltage: Global Universal100-240V Warranty:1 Year Features Introduction DLC-coated fixed blade with a ceramic moving bladeThis feature highlights a blade setup where the stationary blade is coated with Diamond-Like Carbon DLC for enhanced durability and hardness, while the moving blade is crafted from ceramic for its exceptional wear resistance and smooth cutting performance. Rod-push length adjustmentThis refers to a mechanism that allows for adjusting the length of the tool or device through a push rod, providing versatility and convenience in achieving the desired size or reach. Turbo boost functionIncorporating a turbo boost feature means the device is equipped with an enhanced power mode that temporarily increases its performance, offering a burst of speed or power for tasks requiring extra force or efficiency. Operating speed range of 7000-9000 RPMThis indicates that the device is capable of rotating at speeds between 7000 and 9000 revolutions per minute, ensuring a broad range of operational capabilities suitable for various applications and materials. LED battery level indicatorEquipped with an LED display that shows the current battery charge status, this feature allows users to monitor the power level at a glance, ensuring they are always aware of the device's remaining usage time before needing a recharge. What You Get 1 * Hair Clipper 1 * Hair Trimmer 3 * Cutting Guide Comb1-2-3mm 6 * Cutting Guide Comb1.5-4.5-3-6-9-12mm 1 * USB Charging Cable 1 * Cleaning Brush 1 * Instruction Manual