80W 2-circuit combined monocrystalline solar panels (2 x 415x495x67mm):
40w/24v powers the fan,
40w/21v charges a 16V*9.6Ah lithium storage battery
(battery can be charged full in 6 hours & discharge 20~21 hours for the fan),
IP63 brushless DC motor,
Φ100mm air outlet, 12 inch flat louver (size: 290x290mm),
fan body: 230x230x135mm (the part that will insert into ceiling),
with 10m cable to connect fan host & solar panel
【work time: day & night nonstop & totally solar powered】

40W monocrystalline solar panel (495x415x25mm),
24V brushless DC motor,
Φ100mm air outlet, 12 inch flat louver (size: 290x290mm),
fan body: 230x230x135mm (the part that will insert into ceiling),
include 3m 18V*1.5A AC/DC Power Adapter to support solar fan works nonstop even in sunless periods

40w to support motor runs directly at daytime,
40w to charge 16V 9.6Ah battery at daytime for supporting motor runs nonstop in sunless periods,
18V brushless DC motor,
Φ150mm / 6'' double air outlets, host size: 293x285x185mm

50W monocrystalline solar panel (495x495x25mm),
24V brushless DC motor,
Φ150mm / 6'' double air outlets, host size: 293x285x185mm,
include 3m 18V*1.5A  AC/DC Power Adapter to support solar fan works nonstop even in sunless periods,
with 15m cable to connect fan blower & solar panel
【work time: day & night nonstop, sunny hours by solar panel, sunless periods by AC/DC power adapter】

40w to support motor runs directly at daytime,
40w to charge 16V 9.6Ah battery at daytime,
24V brushless DC motor,
10 inch ABS plastic fan blades (host size: 330x305x130mm),
ABS plastic front louver and galvanized steel with anti-corrosive coating rear shutter

40W monocrystalline solar panel (495x415x25mm),
24V brushless DC motor,
12 inch ABS plastic fan blades (host size: 390x390x145mm),
include 3m 18V*1.5A AC/DC Power Adapter to support solar fan works nonstop even in sunless periods,

work time: day & night nonstop, sunny hours by solar panel, sunless periods by AC/DC power adapter; with an inbuilt Controller