Feature Rotary trefoil head, sharp cut and shaved. Type-C charging, battery life up to 90 minutes. IPX5 waterproof, support dry and wet double shaving. Slim kni-fe net, the thickness of the kni-fe net is only 0.07mm. For short whiskers and hard whiskers, it can be deeply shaved without leaving a stubble. High rotating speed up to 5500r, deeply cleaning your face. Integrated disassembly design, easily clean and head replacement. Mini pocket size, so portable for carry outside Specification Brand : XIAOMI Rated voltage: 2.4V Rated power: 2W Rated input: 5V 1A Knife head 3.65cm Lifetime: about 90 minutes Charging time: it takes about 8 hours to fully charge