The 3 in 1 hair trimmer set have round arched cutter head, precision teeth, the tooth distance between the teeth is small, the amount of hair entering is small, and sufficient power ensures that the hair between the teeth is removed at one time, and the trimming is smooth.\r\nProduct information\r\n\r\n Size: 13.3cm×2.8cm\r\n Power Supply: USB charging\r\n Charging Time: 8 hours\r\n Use Time: About 30 minutes \r\n Waterproof: wholly washable\r\n Rated Voltage: 5V\r\n Body Power: 3W\r\n Packing List: Body / Blade protection cover / Eyebrow cutter head / Nose hair cutter head / Sideburn trimmer/ USB charging cable