No Electric Power Needed: Fully solar-powered, this automatic vent opener requires no batteries or electrical connections, providing a green solution for greenhouse temperature control. Overheating Protection Mechanism: Keeps your greenhouse at the ideal temperature by automatically adjusting the vents, preventing overheating and ensuring a stable environment for your plants. High-Quality Materials: Constructed from top-grade aluminum and stainless steel, ensuring durability and resistance against rust for extended usability in outdoor conditions. Easy Installation: Comes equipped with a full accessory kit and detailed instructions, making it simple to mount on various greenhouse frame types, including wood and aluminum. Strong Force Lifting Capability: Able to lift up to 15.4 lbs (7kg), making it suitable for most greenhouse vent applications, even those requiring extra force. Imagine a greenhouse where the climate is always just right. With our solar-powered automatic vent opener, that dream becomes reality. Say goodbye to manual adjustments and hello to a smart system that takes care of your plants while you relax.