Descriptions: This product can produce far in-frared (8-16 micron wavelength) with permeable effect, which can accelerate the metabolism of skin and improve blood circulation. It can help the lotion more effectively penetrate to our skin so that to achieve the best skin care effect. When it reaches its highest temperature before sleeping, unplug the power cord, it can be used to warm yourself. These heated mitts have good effect on arthritis, neuralgia and rheumatism. Specification: Item Type: Heated Mitts Voltage: 100-240V Plug: US Color: White Package Size: Approx. 35 x 24 x 5.5cm Item Weight: 409g Package: 1 x Pair Heated Mitts Note: 1. Please read the instructions before using. 2. Please cut off the power of the mitts and keep them out of the reach of children before going to bed. 3. Check whether mitts are broken before use.If there is any damage, please change it immediately and stop using it. 4. It is necessary to strictly follow the normal temperature control procedure and strictly prohibit the anti-procedure operation. 5. Pay attention to the level of retaining mitts, do not forcibly press in case of damaging the internal device of mitts. 6. When leaving, you must unplug the power. 7. When you start to use it, you must carefully control the temperature. 8. After finished using, the temperature must be cooled before being collected to extend the service life of the mitts.