Cools the air up to 30°F (17°C). This kit allows you to convert your current hydration backpack into a misting and hydration back pack. Don't let the heat keep you indoors all summer. Get out there and do the activities you love! Take a hike, a bike ride, or a run any time of day. No need to be a shade-hugger any longer. Install the ExtremeMIST PCS (Personal Cooling System) in your hydration daypack or backpack today! Compact, lightweight, hands-free, and professional-grade, the ExtremeMIST PCS provides a continuous fine mist at 8 different levels of your choice in front of you, creating a cooling cloud with reduced air temperature up to 30°F (16.7°C). Measuring only 7.5” x 3.5” x 1.5” (19 cm x 8.9 cm x 3.8 cm), it weighs just 16 oz. (0.45 kg), including its rechargeable lithium-ion battery pack. The high-pressure pump has multiple speeds all controlled via its wireless remote. On the low speeds, water consumption is only about 1.5 to 2.5 cups (0.35 L - 0.59 L) per hour of continuous use. The Retrofit Kit can be installed in your favorite hydration pack – leaving the drinking hose intact for dual-use. Extreme Mist was developed while trekking through the Sahara desert on camelbak, and then futher developed and designed in the scorching climate of Scottsdale, Arizona right here in the USA. We have developed the highest quality personal cooling and hydration equipment available. Our gear is suited to the toughest conditions. If you're ready to use the best, you're ready for ExtremeMIST.