1. Deep-tissue percussion massager with infrared light;
2. Personalized massage: With three interchangeable massage heads, speed control and 5 pre-programmed massage styles, you can fully customize each massage experience; 
3. Cordless design with a strong rechargeable internal Lithium Ion battery makes you convenient to use the massager anywhere and whenever you want;
4. Safety & Performance features include a 20-minute auto-off and an off-while-charging mechanism.