Electric Cervical Massager Neck Stretcher Specifications:  - Application: Neck   - Item Type: Massage & Relaxation   - Material: ABS   - Mode: 3 Modes   - Size: Medium   Features:   1. Cervical Spine Pulse Tractor:    - Designed to relieve neck pain, headaches, and cervical spine issues caused by long hours of work.      - Note: This device is for cervical traction only and should not be used as a regular pillow for sleeping.   2. 6 Levels of Adjustable Massage Strength:      - Customize massage intensity and strength based on your needs.      - Includes a heating function with a low temperature of 40& 8451; (15 minutes per session, max 30 minutes daily).      - Powered via Type-C cable (no charger included). Compatible with mobile power banks, PCs, or USB adapters (5V=2A).   3. Relieve Pain Anytime, Anywhere:      - Portable and lightweight (0.9 lbs), ideal for use at home, in the office, or while traveling.      - Easy to use: Simply lie down or lean against the stretcher while working or resting.   4. Notes & Customer Service:      - Do not use for more than 30 minutes or overnight.      - It may take a few days to adjust to the device and feel its full benefits.      - Contact customer service for any questions or concerns.   5. Tip for First-Time Users:     - The material may feel hard initially, and slight stiffness or pain is normal.      - Gradually increase usage time to allow your body to adjust.      - Consistent use over a week will yield noticeable improvements in neck pain and posture.   Key Benefits: - Relieves neck pain and cervical spine discomfort.   - Adjustable massage strength and heating function for personalized therapy.   - Compact, lightweight, and portable design for convenience.