Note: Normal shawl has no massage function Rated power: 24W Rated time: 15 minutes Product size: 46 * 35 * 8cm (1inch = 2.54cm) -Manual measurement may have an error of 1-3 cm. technical details: Surface layer: polyester + spandex Fill: EVA material Maintenance: only with a soft brush Instructions for use: Connect the output port of the power adapter to the massager plug. If used in a car, connect the cigarette lighter output port to the plug of the massager. Press the middle button on the control panel, the switch. The massager starts working. Press the button below the control panel to open it. The head of the massager started to rotate in the opposite direction. Press the upper button on the control panel for heating. Activate the infrared heating function. When done, turn off the massager and unplug it. feature: • Speed up muscle recovery • Reduce muscle pain • Reduce your heart rate • Increased flexibility • Improve blood circulation • Promote better sleep package: A massage shawl (Note: This product does not contain batteries)