Electronic:YESHign-concerned Chemical:NoneApplication:BackModel Number:WY-225Item Type:Massage & RelaxationBrand Name:DUTRIEUXOrigin:Mainland Chinamassage chair:back massageracupressure mat:bed massageback massage products:masajeador electricoFeatures This product adopts 12V regulated power supply, microcomputer control, 8 kinds of massage modes free exchange, 5-30 minutes timing adjustable, automatic shutdown, multi-function Vibration massage, car room dual-purpose, portable, can sit or lie down. The main part of this product: 7 vibration motors, hand control and drive circuit board, power adapter, car cigarette lighter plug. How to use it: 1. After powering on, press the power button (ON/OFF) and the unit starts working. 2. Press (Function) to select 1-8 massage methods, you can switch in cycles. 3. Press (Timer), select 15 minutes and 30 minutes working time, and it will automatically power off when then. 4. Press (Intensity), the strength of the three gears can be adjusted. 5. Press (Heat), the heating indicator light is on, heat. specification Voltage: Input AC 110-230V Output: DC12V Frequency: 50-60HZ Power: 12W Product size: 113*47cm Color box size: 49*11*34cm Package Included: 1* Electric Massager Chair Cussion 1* Household Power Cord 1* Vehicular Power Cord 1* User Manual Note: Attention: Due to differences in photography lighting and each monitor, there may be varying degrees of color difference. Due to manual measurement, the size of the product may differ by 0.5-3cm. Please allow for slight size errors. Thank you for your understanding! If you like our product, please give us a good review. Thank you.