This beauty device uses HIFU technology and is effective for tightening and lifting the skin. - Brand: YAMAN - Model Name: HRF-40 - Accessories: Instruction manual, charger - Functions: Beauty device, skincare - Buttons: Power, mode, intensity adjustment Thank you for viewing. I purchased this over a year ago, so the warranty has expired, but I've only used it a few times, so it's in good condition. However, since it's a device that is applied directly to the skin, please be aware if you are sensitive. The charger is included, but the cable is not. (Type-C) Area of use: Face