Features 100 Brand new and high quality Auto darkening welding goggles with adjustable shade are designed to protect the eyesand face from sparks spatter and harmful radiation under normal welding conditions Auto darkening filter automatically changes from a light state to a dark state when anarc is struck and it returns to the light state when welding stops Suitable to all kinds of welding and cutting modes except laser welding Specification Material ABS plasticOverall Size 120 x 100 x 66mmPower Supply Solar cells no battery change requiredPower on off AutomaticViewing Area 90x30mmLight State Shade DIN3Dark Variable Shade DIN11Switching Time Light to Dark 1 25000S Dark to Light 0 2 to 0 5 SOperating Temperature 15C to 55CStoring Temperature 20C to 70C Package includes 1 x Welding Eyes Goggles Details pictures