10w/12v micro-hydraulic turbine generator. Features: High UV resistance and waterproof, long service life, high efficiency, low flow loss, smooth start DIY application F50-12V: DC 12V regulated output It can provide 12V radio LED lights. Specifications: Size: About 87*31mm/3.43*1.22 inches Water inlet/outlet size: 1/2 inches Output voltage: 12V Working water pressure: 0.05 - 1.2MP Water temperature range: 0 - 80 degrees Each device is fully tested Inspect and test the installation with 6-inch insulated leads. Packing list: 1 x low power motor. We are an international seller and will ship your order from abroad, please allow at least 21 working days for shipment due to continued global shipping delays.