The Vevor red light therapy belt is designed to deliver targeted relief with dual 660nm and 850nm wavelengths for the waist, back, neck, knees, and shoulders. It features 112 LED lights with 336 chips to help relax muscles, ease soreness, and support circulation. Three light intensities, three vibration levels, and timer settings let you customize each session. A 3000mAh magnetic power bank and integrated controller provide cordless, portable operation. The neoprene design with a transparent TPU film is made for comfortable wear and easy cleaning.