Features: Easy to use and environmentally friendly: 20W 12V monocrystalline silicon solar panel can convert sunlight into electrical energy directly after charging.;after placing it in the sun. Mini Exhaust Fan: Helps to effectively remove pet odors and keep the air clean after the fan is installed on the house for pets.It can also be used on a tree house or greenhouse for drainage and ventilation.Safe to use: Double metal protective nets are safer and effective in protecting small animals.br/>Reliable quality and IP65 waterproof: The solar panel coated with epoxy resin can withstand all weather conditions such as rainy or snowy days.Removable Solar Panel and Fan: The solar panel can be wonderfully used as a solar panel backup power supply for your outdoor personal electronic devices.Compact, portable size: easy to install and convenient for outdoor use when traveling, hiking, cycling, camping, climbing, etc. Features: Material: Monocrystalline Silicon +ABS Power: 20W Output voltage: 12V Output current: 100 mA Waterproof: IP65 Solar panel size: 215 * 185 mm / 8.46 * 7.28 inches Fan Size: 120*120mm/4.72*4.72in Package Weight: 600g/21.16oz Package Size: 23*22*3cm/9.06*8.66*1.18in br/> Packing list: 1 * Solar panel 1 * Exhaust fan 1 * Cable