Solar Roof Ventilator (Spherical Housing Cap) Runny Freely in Working day Time
50W polycrystalline photo voltaic panel (495x580x25mm),
22.5V brushless DC motor,
14” Nylon-Fiber-Aluminum supporter blades (air duct dia. 368mm),
round shape admirer go over, sq. shape enthusiast foundation,
measurement: 600x600x250mm,
function time: sunny day hrs, when daylight is CZPT