custom welding helmet/safety helmet with ultra-light

الوصف

-Features:
· Brand new and durable
·  High strong materials and fire retardant
·  Start work immediately
·  Fashion appearance, ultra light designing, wearing comfortable
·  High performance solar cells and lithium battery
·  Sensitivity and delay time is adjustable
·  Grinding and welding mode can be chosen
·  Permanent UV/IR protection
·  High definition protective filter
 -Specification
Mask material: PP
·  Weight: **0g
·  Light states: DIN 4
·  Dark states: DIN9~*3 free adjustable
·  Catridge Size: **0 x *0 x 9 mm
·  View Area: *6 x *8 mm
·  Response time(bright to dark): 
·  The turn time: (dark to bright): adjustable: 0.*5s ~0.8s
·  Sensitivity(welding based on current size): adjustable: low/high
·  Battery: lithium battery + solar cells
·  Uv protection: *6 levels
·  Working temperature: *5°C ~ *5°C （*3°F ~ **1°F）
·  Storage temperature: **0°C ~ *0°C （*4°F ~ **8°F）
·  Life expectancy: *0 years