Features: 1. Exquisite workmanship, practical and beautiful. 2. Press the lock to adjust, convenient and durable. 3. You can choose the massage mode and massage rhythm that suits your needs. 4. According to the design of the three-point core part of the human head, it can keep the sleeping position balanced regardless of the direction of the head and neck curve. 5. The heating button adjusts the temperature position and experiences a relaxed state from shallow to deep. 6. Adapt to the needs of massage temperature under different conditions. 7. After repeated soft and hard sleep sense debugging, select slow high-density rebound memory cotton to make the head and neck support force, flexible to adapt to sleeping posture changes. Specifications: Neck massage pillow Suitable for office, car, rest a good helper to relax under pressure easy to carry Battery capacity: 2000mAH Product size: 24*24cm Rated power: 3.7W Rated voltage: DC5.0V Product net weight: 495g Gross weight: 540g Product features: warm massage Pillow cover fabric: double layer breathable velvet cloth Pillow core fabric: rebound memory cotton Package Included: 1* massage pillow 1* charger.