Before using this device please Ask your doctor if you can use this device. Cold lasers are sometimes called Low Level Lasers (LLL) or soft lasers. Product Features: 1. LLLT non invasive irradiation, no any side effect, totally green physical therapy. 2. Perfectly combine 808nm with 650nm, Perfectly treat the body pain from 150-220mw. 3. Portable household physiotherapy devices, portable size, intelligent design, easy operation and convenient carrying. THIGNS YOU NEED TO KNOW: 1.There are four levels of power. Level 1 is the pulse mode, 2/3/4 is a continuous mode of operation; For timers, there are 10/15/20/25/30 minutes adjustment. 2.The product is equipped with a lithium-ion battery. When the host sends a continuous ‘beep, beep, beep’, it needs to be charged for about 5-6 hours. In order to maintain the life of the machine, the user is required to charge the battery every 2 or 3 months, even if the user does not intend to use the unit for a period of time. 3.Please don’t use the product when it’s charging because it won’t work while charging. Package Include: 1 x Light Therapy Device 1 x English Manual 1 x USB cable 1 x Plug Adapter
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