about this item:

Cervical Spine Massager: deeply massage muscles, relax cervical vertebra, relieve neck fatigue, and effectively improve various neck problems such as shoulder and neck strain, soreness, stiffness and discomfort. Micro-current massage: 4 massage modes and 9 adjustable intensities, which you can freely adjust according to your personal endurance and preferences. Heating function: 3-gear adjustable temperature, effectively promote blood circulation, dredge blood vessels, relieve neck pain and cervical spine pressure. Lightweight and portable: innovative pendant design, comfortable to wear and easy to carry, so that you can enjoy comfortable massage anytime, anywhere.