Meco Solar Auto Darkening Welding Helmet Grinding Welding Mask Tig Mask

Specification: Viewing Area: 9.2*4.2cm Clear state Shade NO: DIN4 Dark State Shade NO: DIN9-DIN13 stepless adjustment Material: PA/PP Storing Tep.: -20C~+70C Operating Tep.: -10C~+65C Sensitivity Control: Adjustable Power Supply: Solar cells.NO battery change required Power on/off: Fully Automatic Response time:A) Clear to dark: around 1/10000S; B) Dark to Clear: 0.1S~0.8S Package included: 1 x Welding Helmet 1 x Adjustable Headband More details: