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> 3M speedglass utility helmet with auto-darkening filter
3M speedglass utility helmet with auto-darkening filter
3M Speedglass Utility Helmet with Auto-Darkening Filter
The 3M Speedglas Utility Helmet is made from chemical and heat-resistant nylon and weighs only 17.1 oz (486 g), including the auto-darkening filter. The filter has a 3.57 in x 1.68 in (91mm x 43mm) viewing area. Average battery life of 2000 hours. The filter turns itself off 30 minutes after the last detected arc. The operating temperature range is 23 to 131 F (-5 to 55 C).
TO CONFIRMED LOWER 48 STATES ONLY
