?Purchase Notes?Customer satisfaction is our top priority, please contact us if you have any questions of our wireless slimming belt. Please NOTE that the sound would be a little loud when you adjust to the 3/4 massage mode. Also, the main machine would be a little heavy for someone, but there are all acceptable for most of people. ?Durable Shell & Adjustable Belt? The Shell is made with top quality ABS material, durable and easy to clean. The waist belt inner lining is made of mesh polyester fiber, which is comfortable, breathable and sweat-absorbent. The length of the belt is adjustable up to 42 inches, fits for different body types. ?Muti-function & Widely Use?Vibration and heating function can improve your blood circulation, enhance your metabolism and provide healthier bowel movement. It can also help restore your body shape after childbirth. You can put our slimming belt on the area that you would like to focus including your abdomen, shoulders, thighs, waist and more. ?Portable Wireless & Long-Life Battery?The wireless slimming belt with a built-in large capacity battery, it can work about 200 minutes after full charge (charging time: about 150 minutes) so that you can use anywhere when you need. Solve your worries of wires hindering your massage for a full convenient massage experience. Package includes a power adapter. Please DO NOT use while it was charging. ?High-frequency Vibration & Heating?The wireless slimming belt delivers mild heat, which is great for relieving woman's menstrual period cramps and pains. Built-in high- precision dual-drive movement, our slimming belt supports 4 vibration massage modes and auto modes to meet your different needs, easily get rid of fat. Heating and vibration mode can work together or work separately.