Hood 31 Optional Accessory Sandstorms Sand ind Hou [Bcc Brice Putnam Fred corms coke ca epee fort cons re Usage Usage Requirement The DC prows input voltage of this product is 7 to 24V. Please avoid too wet and foo much dust, otherwise, malfunction may be ‘caused by circus corrosion This product supports firmware upgrades. Do not sickout during the approximation 3 minutes). Power the product on after the screen ls completely put out. 4.