Auto Darkening Welding Helmet (ND400)

详情

TECHNICAL SPECIFICATIONS(ND**0): 1. Frame: **0X*0X8mm(4.*3"X3.*4"X0.*1") 2. Viewing Area: *4X*1mm(3.*0"X1.*2") 3. UV/IR Protection: Up to shade DIN *6 at all time 4. Light State: Shade DIN 3 5. Variable Shade: From DIN 9 to DIN *3 6. Power Supply: Solar cells, two lithium batteries 7. Power On /Off: Fully Automatic 8. Switching Time a).Light to Dark: 1/****0s at room temperature b).Dark to Light: 0.*5~0.*5s at position 0.*5~0.*0s at position (LED display) 9. Sensitivity: Low or High(LED display) *0. Operating Temperature: - 5ºC + *5ºC *1. Storing Temperature: **0ºC + *0ºC *2. Weight: **5G