Note:The use of the length of time, the actual differences exist due to different environmentsFeature:1.Light and thin invisible2.Mobile power on the go3.Soft heat4.Relieve pain5.Waist and abdomen dual-use6.Pulse physiotherapy7.With a set of extension belt, applicable to the maximum waist circumference: 108CM8.Complimentary 5000mAh rechargeable battery, a charge of about 3-4h useSpecification::Core heating material: 100PCS LED lamp beads (850NM+660NM)Product net weight: 100gAdaptation power supply: 5V-2ABody fabric: neoprene + OK clothProduct color: blackSize:93CM*11CMRated voltage: 5VTemperature range: 5 blocks of temperature regulation (40~47)Pulse frequency: 10HZNote:Red light therapy technology is CE and FCC certified. It is considered safe and effective in most cases, especially in the areas of pain relief and aesthetics. Nowadays, more and more hospitals are using this technology.This belt can not only wrap your waist, but also can be used to wrap other areas where you feel pain, such as back, neck, shoulders, joints.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin