Auto-Darkening Welding Filter

Features:1) Overall dimensions:a) 110 x 90 x 8mm (for AS-1)b) 110 x 90 x 5mm (for AS-1.1)c) 108 x 51 x 5mm (for AS-108) 2) View area:a) 96 x 42mm (for AS-1 & AS-1.1)b) 90 x 33mm (for AS-108) 3) Light shade no.: 3 4) Dark shade no.:a) NO. 9-13 (for AS-1)b) NO.10 (for AS-1.1 & AS-108) 5) UV/IR protection: up DIN 13 6) Time from light to dark: 0.5ms 7) Time from dark to light: 0.1-0.5s 8) Power supply: solar cells 9) Operation temperature: -5 - 55oC (23 -131oF) 10) Weight: 495g 11) Safety using time: two yearsPacking:72pcs/ctn Carton dimensions: 40 x 30 x 30cm N.W.: 33kg G.W.: 35kg