1. Product material: ABS2. Power supply mode: Lithium battery USB charging3. Power: 4W4. Product size: 21.5x14.5x16.5cm5.Weight: 745g6. Timing duration: 15min7. Heating temperature: 40-60Features:1. The temperature is adjustable from 45 to 552.4D airbag three-dimensional wrap around, massage more comprehensive and more comfortable3. Double motors, the power cannot be underestimated4. Seven modes of cyclic adjustment to meet the needs of different groups of people5. Large-capacity lithium-ion battery, wireless operation, long battery life6. Skin-friendly fabric, better comfort7. Large screen display, easy to understand and easy to operate8. All modes have fourteen adjustable positions to meet the different needs of different groups of people9. Breathing lights on both sides indicate working status, full of sense of science and technology