[CeilingVent] SIWEIJIA Air Purifiers 20W Solar Appliance + 6/8/10/12 Inch Kitchen Ventilation Sucker, 6000 ah Lithium battery (Roof Exhaust & New Air System) one home fireplace diffuser cold mist humidifier humidifier water mia maison anion air

Anti backflow valve - The exhaust fan is made of high-quality PP material and an automatic check valve, which can automatically close and effectively prevent the entry of wind, rain, mosquitoes, debris, garbage, etc. For Electrical safety and room cleaning.

Safe design and longer service life - Thickened tempered glass and multi-layer design ensure high temperature resistance, moisture resistance, sun resistance, and corrosion resistance. In addition, solar panels are not easily deformed and can resist climate change, with an expected lifespan of over 10 years.

Notification and Warranty -1. Solar panels do not store electricity. Please expose it to sufficient sunlight and ensure that there are no shadows during use. The solar fan will automatically turn off at sunset. To extend the usage time, you can connect the included AC cable. 2. The solar panel is equipped with mounting brackets and screws for easy installation and fixation. 3. We offer a one-year warranty and are willing to assist you in resolving any quality issues.