I purchased this item new and used it a few times. It works perfectly fine. No pets. Non-smoker. There are no noticeable scratches, but please understand that this is a used item, so no claims or returns are accepted. Product Description: Thank you very much for viewing. This is the MYTREX MEDI NECK EMS Electric Neck Stretcher MT-MDN24B. Featured on TV Asahi's "Hamaska Broadcasting Department"! [Awarded the GOODSPRESS Neck Care Award] [Received the MonoMAX Neck Relaxation Award] [Warms and refreshes deep into the neck] Relaxes neck tension by warming the neck area. The heat penetrates deeper due to its own weight, allowing you to refresh while warming your neck. Can be used with heat alone. [Reproduces "tapping, kneading, and pinching"] With unique technology, it offers three EMS modes and 20 levels of adjustment. EMS from 2Hz to 85Hz relaxes stiff muscles. [Experience the techniques of a chiropractor easily] Based on ergonomics, the double airbag structure can traction up to about 40 degrees, allowing you to easily experience the feeling of stretching your neck with your hands at home. Product Name: MYTREX MEDI NECK - MYTREX Medi Neck - / Model Number: MT-MDN24B Body Dimensions: Approximately 450 x 233 x 110mm / Weight: Approximately 1.6kg (excluding AC adapter) / Materials: PC+ABS, Silicone, Stainless Steel, Nylon / EMS Frequency: 2Hz～85Hz / Maximum Use Load: 20kg / Timer: 15 minutes auto-off / Package Contents: Main unit x 1, Dedicated AC adapter x 1