Features 1??4 Light Waves: Which are 460nm blue LED, 590nm yellow light, 630nm red LED, 850nm infrared light, different wavelengths of LED light have different optical effect, care for skin. 2??LED Skin Treatment: 240pcs light chip for face cover and 240pcs light chip for neck cover, ensure light source, three dimensional coverage, fit your face and neck. 3??Water Oil Balance: Blue LED can be used for oily and acne prone skin, promote skin water and oil balance, improve skin, help reduce acne. Built in 3000mAh lithium battery, USB charging design. 4??Adjustable Design: Comes with remote control, 3 gear energy adjustment, 5 gears timing, you can adjust it according to actual needs. Perfect for home use and beauty salon. 5??Silicone LED Face Cover: Soft and thin, skin friendly and comfortable to wear. Comes with eye cover, block light, provide protection for eyes. Soft strap, free adjustment. Specification Item Type: LED Beauty Face Neck Cover Material: Silicone Product Color: Black Number of Light Chips: 240pcs for face cover, 240pcs for neck cover Light Color: Red LED, blue LED, yellow light, infrared light Light Wavelength: 630nm for red LED, 460nm for blue LED, 590nm for yellow light, 850nm for near infrared light Lightwave Gear: 3 Gear Timing Time: 10-30min Battery Type: Lithium Battery (Built In) Battery Capacity: 3000mAh Power Supply Method: USB charging Package List 1 x Face Cover Machine 1 x Neck Cover Machine 1 x USB Cable 1 x Manual 1 x Remote Control 1 x Storage Bag 2 x Eye Cover 4 x Straps