[Durable and Weather-Resistant] Constructed with high-quality materials, our solar powered fans is built to withstand harsh weather conditions. The fan blades are made of corrosion-resistant aluminum, while the housing is made of UV-resistant ABS plastic to protect against fading and cracking. [Easy to Install and Maintain] DIY Cooling in this hot summer to reduces the indoor temperature and keeps the air . Our solar vent fan is designed for easy installation and maintenance. The fan blades and motor are also easy to clean and maintain for long-lasting performance. [Environmentally Friendly and Cost-Effective] to install the solar fan for greenhouseto to no shadow. Solar attic fan works if it expose to sun, otherwise it stops working. our is a cost-effective and environmentally friendly solution for your ventilation needs. Safe, reliable and climate friendly. Kindly Remind: The solar exhaust fans run by the solar panel expose to sun, without a battery to store electric energy. Solar window fan performance will be dramatically reduced if is cloudy, which may result in it running at a low rate Colour:As Shown Material:Plastic+Metal Package Contents: 1 * 10 inch 1 * 50W solar panel 1 * Cable 1 * Chinese and English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.