Made of eco-friendly ABS material, lightweight and safe; Powered by 2 AA batteries (not included), energy saving; Contoured ergonomic handle, comfortable to grip. Come with 6 kinds of grinding head: Orange grinding head suitable for 0-3 months baby; Green grinder head for 4-11 months baby; Blue grinding head for over 12 months baby; Cylindrical grinding head suitable for adults; Metal grinding head suitable for adults; White grinding head used for polishing. One-button activation, 2-speed (high/low) speed, bi-rolling function (clockwise/counterclockwise), better suited to the palm, easily convertible and handy, 360 degree all-round exquisite, polished, effortless and time-saving. Built-in LED light, can easily help baby cut nails in the inadequate light environment; Low noise and shock absorption motor, does not affect the baby while sleeping. Cute and portable storage bag, nail tools and accessories can be stored in a box, anti-lose, very great for the home