Feature: 1. Pain Reduction: Different from the ordinary red LED therapy equipment on the market, the red LED therapy torch can reduce pain, more functions, better results. 2. Repair Skin and Lose Weight: The handhold red LED torch,15‑30 minutes each time, is perfect for repairing skin, reducing pain, losing weight, etc. 3. Reduce Inflammation: It can improve local tissue ischemia, reduce inflammation and swelling, reduce pain, relieve muscle spasm, and promote collagen production. 4. Portable Lanyard: This red LED therapy torch has a lanyard design, the lanyard can be easily carried, suitable for use when out and about. 5. Suitable Parts: Red LED therapy torch can be used on back, neck, shoulder, knee, hand and other parts to redece joint pain, muscle fatigue and soreness. Specification: Item Type: Handheld Red Light Therapy DeviceMaterial: Aluminum alloy Built in battery: Lithium ion battery 1200mAH (shipped with built in battery) Application Description: 1-1: Light therapy effect ---- through physics, emitting 620 + 660 + 850NM light band (with He-Ne laser in the same band, deep penetration, penetration of the body with red LED and the optical effect of the red LED band (refers to the red after) light on the mitochondrial peroxidase activity increased, enhance cell metabolism and protein synthesis, promote local blood flow; and control the increase of infection. . Package List: 1 x Infrared Physical Therapy Lamp1 x Lanyard1 x Battery Charger1 x Storage Box Note: Please note that 850NM is concealed to the naked eye.