Feature: 1. Portable Neck Massager: Carry it with you to relieve tense muscles, headaches, and dizziness at home, in the car, at work, on business trips, on the metro, or in the library. 2. Simulate Finger Massage: Simulation human finger massage such as pulling, rolling, kneading for real massage experience,ing you real therapist massage experience. 3. Promote Blood Circulation: Shoulder massager helps to promote blood circulation and relax muscle tension and cervical fatigue. Gives the needed relaxation to your muscle tension and cervical fatigue. 4. Comfortable Fabric: Soft and elastic fabric reduces irritation and redness caused by mesh fabric rubbing against skin, ting the most comfortable using experience. 5. 15min Timing: Simple double button design for more convenient operation, automatically timed for 15 minutes and automatically shuts down after 15 minutes. Specification: Item Type: Cordless Neck Massager Material: ABS Built In Battery: Lithium ion battery 2000mAH Timing: 15 minutes Package List: 1 x Neck Massager 1 x Manual 1 x USB Cable How to use: 1. Long press the power button to use, the product starts to work, without heating function. Mode switching: Press the start button to switch the massage mode. Shutdown: in the working state, long press the shutdown button for 23 seconds, the indicator is off, the product stops working 2. In the working state, press the hot key to manually turn off or on the heating function. If the indicator is blue, it indicates that the heating is off, but the indicator does not indicate that the heating is on. 3. The product is automatically timed for 15 minutes, and automatically shuts down after 15 minutes. If you want to massage again, you need to turn on the machine again