Description:This green light eye massager is based vision training recovery method, created with modern technology.It also simulates traditional Chinese acupuncture methods and EMS microcurrent technology, promote blood circulation.features1.3D moving optical technology, enhance the light sensitivity of retina, improve the adjustment of ciliaris.2.EMS microcurrent technology, impulse massage, promote blood circulation3.High-quality silicone materials, soft and comfortable, more fitness.4.Elastic belt design, adjust it length according to the size of head.Specifications:Type: Green Light Eye MassagerMaterial: ABSColors: White, RedRated Voltage: 4.2VRated Current: 80mARated Power: 0.33WThank you for your support, we will strive to do better. If you have any questions, please contact us in time, we will reply to you within 24 hours