Relieves you from the fatigue of the day and alleviates headaches and migraines. Relaxes the scalp, improves blood circulation, prevents hair loss, and promotes hair growth. The device has 4 different vibration levels. Easy USB charging and safe use. Automatic shut-off function after 15 minutes. Easy control with one button. Press and hold the power button for 3 seconds to turn the device on or off. Power: 1.5W. Charging time: 3 hours. Material: ABS + silicone. Dimensions: 15*15*14 cm. Weight: 250g. Battery: 1100 mAh, rechargeable (charging cable Type-C included). User manual in English.