[Three In One Combination] This massager is designed according to ergonomics and is comfortably wrapped around the joints with adjustable Buckle straps. Combined with an extension strap, it can massage multiple areas such as the knees, shoulders, elbows, legs, and ankles, relieving joint pain and releasing pressure. [Cordless Portable] Built-in large capacity rechargeable battery, soft and smooth fabric, compact and lightweight. So that you are no longer limited by the wire, you can massage while continuing to do other things. [3 vibration modes, 5 temperature options] You can choose the vibration frequency and heating temperature according to your own situation and preferences. Provide relaxation to your joints, relieve pain and improve circulation. [Easy to operate, safe to use] Fix the heating pad, and align the massager with 5 magnetic suction points for correct adsorption. Then long press the power button for 3 seconds, you can choose the massage mode and heating temperature. This product has 15 minutes automatic shutdown function, do not worry about forgetting to shut down, avoid overheating or excessive massage. [ Exquisite Gift Set] Massager is very lightweight and suitable for home, office, travel, camping, etc. As a knee massager it can effectively help relieve joint and muscle pain. Material: cloth colour: grey Package Contents: 1 x Heating Knee Massager 1 x USB Cable 1 x English instructions Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.