65 $
Description
- This is a removable fan module that installs directly into your existing pair of 509® goggles
- Specifically engineered to work with both 509® Sinister & Aviator goggles
- In addition, it’s compatible with virtually every other goggle brand on the market
- The fan module has 3 settings: Off, On, and Auto
- Auto setting automatically detects fog and turns on the fan only when needed
- Powered by one AAA battery (included)