Let Me Be AirDefog Goggles Anti-Fog Fan Kits, Defogger for Goggles with Fan Turbo Button, Magnetic Hose Header and Speed Knob Allow 6-10 Hrs Runtime fits tactical, skiing, cycling, work (BK)

Let Me Be AirDefog Goggles Anti-Fog Fan Kits, Defogger for Goggles with Fan Turbo Button, Magnetic Hose Header and Speed Knob Allow 6-10 Hrs Runtime fits tactical, skiing, cycling, work (BK)

• ANTI FOG FAN: The AirDefog kit has an adjustable wind speed knob for anti-fog unit, and turbo button to reach the knob's highest wind speed in one click. Removes moisture in the summer and balances the temp diff inside & outside of lens in winter, reducing mist condensation. Keeps your vision clear and focused at all times.
• REECHARGEABLE: 3.1*3.1*1.4 inch compact size has a built-in battery with a Type C cable that finishes charging in 2 hours. Defogger for goggles works in different gears allows 6-10 hours of usage with a color indicator to indicate the power level.
• WIDE USE: Fits most helmets, hard hats, cycling helmets, etc., In hot weather, bucket hat, cup are also usable! The main body is fastened to the back of the head with a hook and loop patch, and the 6-ounce weight can be well counterweighted with front-mounted equipment for more stability.
• DIY INSTALLATION: Includes a punch for making air vents for tube header insertion on goggles that with soft-wrapped edges; or work with a goggle adapter likes Airflow Gasket, this goggles fan can fits with your goggles perfectly. The hose can be cut to fit the shape without confusion or interference.
• SIMPLE USE: Tube Header and manifold are magnetic design allows for quick deploy of defog fan, featuring lightweight, no re-installation, easier to take off and on. The knob allows for one-handed operation, and the buttons are rubber-covered for comfort and dust resistance.