Auto darkening welding helmet with variable control and grinding mode. Colour: Red Viewing window area: 92 x 42 mm Autodarkening filter dimension: 110 x 90 x 9 mm Ultraviolet ray protection level: Up to DIN 15 at all time Infrared ray protection level: Up to DIN 15 at all time Power On/Off: Fully automatic Mode: Weld/Grind Dark shade: DIN 913 Light shade: DIN 4 Switching time: 1/25,000 s Delay time: 0.20.50.8 s from dark to bright Sensitivity: LowMiddleHigh Power supply: Solar cells + Lithium batteries User Manuel Included Lens Specifications: Professional tool for commercial or occasional use Welding lens is the perfect replacement clear lens for most standard welding masks. Anti splatter lens Plastic lenses so not only will spatter not stick to it but it is a little bit more robust if dropped unlike glass lenses. Used to protect the darkening element Replacement transparent protective lens cover for your auto darkening welding helmetSPECIFICATIONS Plastic lens 1mm thickness Clip attachment type 3 Spare Lens Auto darkening welding helmet variable control and grinding mode Viewing window area: 92 x 42 mm Switching time: 1/25,000 s Power supply: Solar cells + Lithium batteries Item Weight 2.22 pounds Part Number TE846_TF014_3PK Manufacturer AB Tools Product Dimensions 12.6 x 9.84 x 9.06 inches