You can easily do self-esthetic treatments at home. I'm selling it because I've used it about 10 times but don't have the opportunity to use it anymore. Instructions are also included. ★ GYM mode and SLIM mode: Stimulates deep muscles with a single intermediate frequency for muscle strengthening effect. Promotes deep muscle exercise and fat burning with a composite intermediate frequency. ★ 6-level settings: You can choose from 6 levels to suit your preference, so you can continue without overdoing it or feeling unsatisfied. ★ Human body detection sensor: The sensor detects when it touches the skin and operates; it automatically turns off when it's removed from the skin, so you can use it with peace of mind. ★ Full-body esthetic treatment possible: Arms, back, abdomen, thighs, calves, etc. ★ Timer OFF function: Equipped with a timer function that turns off the power after 10 minutes, which is the recommended usage time for one area. ★ Rechargeable cordless and lightweight: It's a rechargeable cordless type, so you can use it anywhere, and it's also lightweight and compact! ★ Red LED: Equipped with a red LED that provides beneficial effects for the skin, so it's a two-in-one benefit! ▪ ▫ ▪ ▫ ▪ ▫ ▪ ▫ ▪ ▫ ▪ ▫ ▪ Apply body cream, etc., to the conductive part that touches the skin before use. You can use the cream you already have. I tried using gel as well, and both cream and gel worked fine. After use, blend the cream on your body into your skin, and gently wipe the cream off the main unit.