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Auto-darkening welding helmet, which switches from a light to dark state when welding activity starts. Light state is DIN 4; Dark state is adjustable from DIN 9 to DIN 13 using the external knob. Response time from light to dark state is 0.04 milliseconds; return from dark to clear state in 0.03-0.04 sec. Power is supplied by solar cells with 2 built-in lithium batteries to offer power back-up for longer service life. No need for replacement batteries.
Retail box which aids presentation for retail sales
Suitable for a wide range of applications
Suitable to be worn with disposable respirators
Auto-darkening, switches from light to dark when the welding process starts
Superior optical quality LCD filter
Solar cell power with two built-in lithium back-up batteries and a working time of over 5000 hours