Navitek S4 Helmet Auto Darkening Helmet
• Dark Shade: DIN 9-13
• Clear Shade: DIN 4
• Controls: Stepless
• Switching Speed: 0.2ms
• Sensitivity & Delay: Yes
• Arc Sensors: 4
• Grinding: Yes - EN175B
• Viewing Area: 93 x 43mm
• Power: Solar
• Total Weight: 581g
• 160 ̊ Side Vision
• Warranty: 2 Years
• Optical Classes: 1/1/1/2
• Technology: Twisted Nematic
• Conforms to EN166B, 175B, 379
Airkem Blower Unit
- 4 airflows speeds from 180 to 220 l/m • Filtration: PRSL
- Audible and visual clogged filter alarm • Audible and visual low battery alarm
- Pre-filter and spark protection
- Rechargeable 4 cell Lithium-ion battery with 10 hours running time supplied as standard
- Optional 6 cell heavy duty Lithium-ion battery available with 14 hours running time
- Warranty: 1 Year
- Conforms to EN 12941
