Automatic welder's protective helmet, Racing design

Description turns fully automatically from bright after dark as soon as the light arch is ignited due to high quality solar cells battery replacement is no longer require equiped with a sensitivityand delaying switch for switching between dark and light to prevent welders blindness when welding at high amp capacity quick switching is possible when changing from seam to spot welding selection switch for reaction time robust multi positional head band complete neck protection face protection to EN 175 / eye protection to EN379 1/2/1 Properties Battery composition: Alkali-Mangan (Alkaline) Battery included: Yes Battery rechargeable: No Battery type: LR44 Cassette size: 110 x 90 x 9 mm (4.3/8" x 3.1/2" x 0,35") Colour selection 1: varible adjustment from DIN 9-13 Colour selection 2: standard light adjustment DIN 3 (4) Height H: 200 Lithium battery included: No Number of batteries required: 1 Packaging contents: 1 Packaging height, mm: 234 Packaging length, mm: 239 Packaging width, mm: 329 Power requirement: litium battery + solar cells Storage temperature: -20° up tp +70°C Switching timed 1: 1/25,000 s Switching timed 3: 0.6 s delay Total length L in mm: 330 UV/IR protection: according to EN169 / to DIN 16 Voltage battery: 1,5 Weight [g]: 830 Weight battery [kg]: 0.007 Weight class battery: Button cell Width B: 200 Window: 98 x 40 mm (3.7/8" x 1.5/8") Working temperature: -5° to +55°C