Function: 1. Reusable: The neck massager has good conductivity and can be reused to meet the needs of different groups of people. 2. Relieve fatigue: The neck massager can effectively relieve physical fatigue and is suitable for use in multiple parts of the body. 3. Waterproof: The neck massager adopts waterproof PET patch, which will not affect the use after repeated washing. 4. Wireless Connection: The neck massager is made of PU artificial leather, wireless connection, and can be covered with clothing. 5. Portable: The neck massager is small and portable, easy to carry, travel in the bag does not take up space, can be used anywhere and anytime. Specification: Item Type: Neck Massager Material: PU leather, PET Patch: approx. 15 x 6,5 cm / 5,91 x 2,56 inches Host: ok. 7,5 x 6,5 cm / 2,95 x 2,56 inch Applicable symptoms: Sedentary working mode: hunched, shoulder and neck pain Elderly: Long-term household chores get tired easily Long-distance drivers: Long-distance driving Playing on the computer: The attitude when playing games will remain unchanged for a long time Power Mode: 2 AA batteries (supplied without batteries) Massage principle: stimulation of skin nerves TENS Applicable parts: suitable for massage on many parts of the body How to use: 1. The product is removed from the packaging 2. Stick the massage patch on your body where you need it. 3. Press the switch to turn on the power. 4. Select the mode. 5. Adjust the output level. 6. Working time is 12 minutes per person. 7. Press the “OFF/DEC” button until the light goes out. List of packages: 1 x Massage Patch 1 x Host 1 x English Manual