5-speed adjustable roof ventilation fan

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Some information about 5-speed adjustable roof ventilation fan:

Product Type	Solar attic fan
Company Name	SUNNY INTERNATIONAL POWER LIMITED
Production experience	10+years
Place of Origin	Guangdong,China
OEM and ODM	Support
Product Features	Easy to use,Intelligent,Energy-saving,Environmentally friendly,Quiet...
Power Source	Solar
Motor	Grade BLDC Motor
Application	Commercial,Shopping mall,Shed,Gymnasium,Factory building,Household...etc
Payment	Western Union,T/T,Cash...etc
Whole unit warranty	5 years(in condition of no acid nor alkali corrosive environment)
Designed lifespan	15 years+
Materials	Metal&Plastic
Packing	98 * 28 * 93 According to container size, standard export package
Certificate	ISO9001,CE....
Battery	lithium battery
Color	Grey,White,Blue, and customized color
Port	Shenzhen,Guangzhou,HK...
Control Method	Intelligent control
Trading Country	North America,Europe,Australia,Southeast Asia,Malaysia,Portugal,Belgium,Greece,Kenya,Singapore...
Selling Units	Single item
Work Time	Day & night nonstop, sunny hours by solar panel, sunless periods by battery
After-sales Service	Online support