产品描述：
Large View Welding & Grinding Helmet
Slim and lightweight, full face coverage with a viewing area of 98 x 55mm. Grinding mode, suitable for TIG welding at 20amps. Automatic light adjustment from light to dark in 1/25,000th of a second with automatic power on/off, three lightening delay settings with variable sensitivity. Shade control from DIN 9-13 UV/IR protection up to shade DIN 16. Conforms to CE and BS EN 379:BE EN 175: ANSI Z87.1. Battery life expectancy six years.