Color: White Material: ABS Power: 5mW Wavelength: 650nm Line length: 1.5M features: Our ear canal laser treatment line uses 650nm wavelength phototherapy to irradiate blood vessels in the head and ears, injecting a large amount of photons into the blood to improve brain waves and blood. 2. It helps to balance hypertension, reduce high cholesterol, hyperlipidemia, hyperglycemia, etc., and enhance the self repair function of the immune system. 3. Use it once a day in the morning and evening for 30 minutes each time. Our laser therapy equipment helps reduce inflammation and swelling, activate cell activity and blood, regulate qi and blood, and enhance physical fitness. 4. The compact and lightweight laser treatment equipment is easy to carry, so you can use the product anytime, anywhere, and the whole family can use it. 5. USB universal interface, supporting various power devices such as computers, mobile power supplies, plugs, laptops, etc. Comment: 1. The tolerance for manual measurement is 2-5g. Please don't mind your replacement. 2. Due to differences between different displays, images may not reflect the actual color of the item. Thank you. 3. SKU color is the color of the product packaging Packing list: Ear canal laser therapy line * 1 Earplugs * 4 Manual * 1