The Kemei hair clipper is equipped with all the latest technology features to make cutting hair an enjoyable experience. With just 1.5 hours of charging, you can have 120 minutes of autonomy. Of course, you can continue to use it even when the battery runs out, simply by plugging it into the socket. It also features a hair collection container, making cutting/shaving a spotless experience. Plug it into the socket and charge it anywhere! 1.5 hours of charging for 120 minutes of wireless use 4 combs 3mm, 6mm, 9mm, and 12mm USB charging Super-durable blade Technical specifications: Li-on battery 800mA Power 3 Watt Power supply: 100-240V Instructions for use in English