Features: Efficient Ventilation Solutparticlemail: The solar exhaust fan with a 75mm to 110mm pipe link is excellent for ventilating greenhouses, pet residences, shacks, and , ensuring optimal air distribution. Solar Actparticlemail: More accessible a photovoltaic panel, this fan operates utilizing sunlight, making it a virescent power efficient answer for morning use. Low Noise Planumberebog: Highlighting a nonbrush motor, supporter operates quietly, making it ideal for conditions where noise suppression is critical, such as pet residences and greenhouses. Easy Installatparticlemail: Arrives with sixteen.4FT cable for simple setup; just link the photovoltaic panel to supporter and position in sunlight for immediate use. Permanent Constructparticlemail: Produced from excellent materials including monocrystalline also aluminum alloy, ensuring permanent execution in various weather conditions. Specifications: Output current: 3.7V/70mAh Package Includes: 1x solar panel 1x 75m to 110mm exhaust fan note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.