The VGR V-937 hair trimmer blade is made up of high-quality stainless steel. To provides you a trim that is more accurate, smooth, and efficient and is simple to grip and use. The hair trimmer kit comes with 3 Cutting guide combs, 1 USB Type-C charging cable, 1 Cleaning brush, 1Lubricant Oil and 1 Travel Pouch. You can easily adjust the desired length of the trim 1.5mm, 3mm to 4.5mm by using this three given cutting guides. The VGR V-937 is built-in rechargeable 2000mAh lithium battery. This hair trimmer can be recharged anywhere anytime with USB Type-C Charging Cable. Also you can charge this VGR hair trimmer via power bank, Computer or laptop. This VGR hair trimmer for men approximately takes 4 hours for full charge. After the full charge the hair trimmer gives 500 minutes continuous runtime. You should frequently clean and lubricate the equipment after using it in order to extend the life of the trimmer. The LED Display shows the power status, remaining power and a charging indicator. Maintenance and Care Guidelines: For the longer life of the appliance there are few points to keep in mind. After every use of VGR V-937 clean and lubricant if required. Below are the few dos and donts for a proper care of this hair trimmer: Dos Clean the unit with a soft dry cloth. Keep the trimmer free from dirt. Clean before and after use for the best experience. Reach the support team in case the device doesnt function properly. Dispose of the appliance in compliance with the European Directive 2002/96/EC. Donts Dip the unit into the water. Use solvents and detergents for cleaning. Try to repair the unit by yourself, your warranty will lapse. Allow your children to use it without adult supervision, it might hurt them.