Product name; gray controller style inflatable belt pump with color box (without cloth bag) External: pu Inside: knitted cotton, tpu inflatable material Working voltage: 5V Working current: 1580mA Battery capacity: 5000mAh Charging current: 1200mA Charging time: 3H Battery life: Heating (low gear): 110Min Heating (mid-range): 50Min Heating (high grade): 50Min Gross weight: 1130g Product net weight: 745g Red light belt 118*20cm Package size: 26.7*20.2*8.5cm packing list: 1*inflatable belt 1*red light heating pack 1*extension pad 1*inflatable hand pump 1*charging cable 1*instruction manual 1*color box 1. Multiple air columns, more ergonomic, strong lifting, correct traction can solve waist problems 2. This inflatable belt exerts traction on the lumbar spine, expands the intervertebral space, reduces intervertebral disc pressure, eliminates inflammation, promotes blood circulation, and relieves muscle spasms 3. Red light heating function: 3 levels of temperature adjustable, humanized temperature control settings, intelligent temperature control, to meet different environmental needs 4. Vibration massage function: 3 levels of vibration massage can be adjusted, simulate human massage 5. Two-in-one heating and massage, 3 levels of heating, 3 vibration massage modes for you to choose, you can enjoy these two functions at the same time or separately, heating combined with vibration can completely relieve and relax muscles and reduce stress 6. Rechargeable lithium-ion battery, USB charging design, convenient and portable, allowing you to use it anytime, anywhere 7. Equipped with a digital display controller, touch screen button design, the panel displays temperature and power, you can use the controller to control the temperature and vibration mode, the operation is simple and convenient 8. Intimate Velcro design, adjust the wearing angle and tightness at will, give the body good support and not compress the nerves 9. The inflatable hand pump is light and portable, easy to operate, and can prevent users from bending over when inflating