Medical Grade LED Red Light Therapy Shoulder Neck Massager - Wireless Charging, 3000mAh Portable Pain Relief for Muscle Recovery & Injury Rehabilitation Product Highlights Advanced Dual-Chip Technology: 76 pieces of 660nm red light and 850nm infrared light LEDs penetrate up to 20mm into deep tissues, helping accelerate muscle repair and reduce inflammation for sports injuries, strains, and chronic pain. Full-Coverage Design: One-piece shoulder-neck-back wrap (52x45cm) provides a 30% larger treatment area compared to standard pads, offering comprehensive pain relief. Wireless & Portable: 3000mAh rechargeable battery with Type-C fast charging supports 10 to 20 sessions per charge. Suitable for use at home, gym, or office. 5 Smart Modes: Low, medium, and high intensity settings, plus 10Hz pulse and breathing modes for personalized therapy sessions. Auto timer function with 10 and 20 minute options. Clinically Safe & Non-Invasive: FDA-compliant LED technology designed for safe, non-invasive use with no known side effects. Ideal for daily muscle relaxation and post-workout recovery. Specifications Dimensions: 52x45cm Weight: 0.30kg (product), 0.69kg (packaged) Battery: 3000mAh lithium-ion (5V/10W Type-C charging) Modes: 5 levels (Low, Medium, High, Pulse, Breathing) LED Configuration: 152 chips (76 at 660nm, 76 at 850nm) Package Includes Red Light Shoulder Wrap (1) USB Cable (1) English User Manual (1)