Specifications: Material: ABS Input: 100-240V Related Voltage: DC6V Related Power: 8W Power Supply: 4 section AA battery(not included) Default Time: 15mins Mode: 1.Pressure + Hot Compress Mode, 2. Pressure + Vibration Mode, 3.Pressure + Hot Compress + Vibration Mode, 4. Pressure Mode, 5.Hot Compress Mode, 6.Vibration Mode Color: Black Item Size: approx. 27 * 17cm / 10.6 * 6.7inch Package Weight: Approx. 800g Item Type: Massager Suitable For: Above the age of 12 Function: Promote blood circulation, Relieve stress, Prevent hair loss Package list: 1 x Head Massager with Controller 1 x USB-DC Cable 1 x Adapter 1 x Earphone Note: 1.The battery is not included in the package. 2.Adjust the volume through the knob on the rotating earphone. 3.If no need use, please take out the battery. 4.For the people above 12 years.