Advanced Triple Therapy System: This red light therapy belt combines 102 high-intensity LED red light beads, 5 adjustable heat levels and 3 targeted massage modes to address muscle soreness, joint stiffness, and inflammation. Ideal for post-workout recovery, arthritis support, or easing lower back strain from sitting. Cordless & Long-Lasting: Built-in 5000mAh large-capacity battery, the red light therapy for body can be used for up to 120 minutes of cordless use on the highest setting. Combined with controller and magnetic mobile power supply technology, you can enjoy red light therapy more free at home. Customizable Comfort: The lower back massager with 5 heat levels (45/50/55/60/65 C), 3 vibration massage modes and 30 minutes auto-shutoff of infrared red light therapy belt to personalize your therapy session for pain relief, relaxation, or post-workout recovery. Easy to Use & Portable Design: The adjustable strap (up to 47 inches/120 cm) of red light belts ensure a secure fit for all body types and suitable for waist, back, shoulders.