1. These auto-darkening welding goggles feature anti-ultraviolet, infrared, and anti-glare properties.2. The welding glasses with an adjustable visor are designed to protect eyes from sparks and harmful radiation under normal welding conditions.3. The auto-darkening filter automatically switches from a light state to a dark state when an arc is struck, and returns to the light state when welding stops.4. Solar cells, no need to change batteries.5. Simple and safe operation, lightweight design.Specification:Description:These auto-darkening welding goggles feature anti-ultraviolet, infrared, and anti-glare properties. The auto-darkening filter automatically switches from a light state to a dark state when an arc is struck, and returns to the light state when welding stops. Widely used: Gas welding, steel welding, cutting, welding, and so on.Features:These auto-darkening welding goggles feature anti-ultraviolet, infrared, and anti-glare properties.The welding glasses with an adjustable shade are designed to protect eyes from sparks and harmful radiation under normal welding conditions.The auto-darkening filter automatically switches from a light state to a dark state when an arc is struck, and returns to the light state when welding stops.Solar cells, no need to change batteries.Simple and safe operation, lightweight design.The glasses frames can be adjusted.Automatic variable light lenses, lightweight and convenient, with excellent impact resistance, the use is safer and guaranteed.Applicable to: Gas welding, steel welding, cutting, welding, and so on.Specifications:Material: PC (lens), ABSFunction: Automatic solar darkeningLight shade: 4-6Dark shade: 9-13Variable light speed: 1/25000sBuilt-in battery: 32mAh CR927 button batteryWeight: 113gPackage content:1 x Auto-Darkening Welding Goggles1 x Black strap