Micro Generator, F50 Micro-Hydro Dc Water Flow Pump Turbine Hydroelectric, 5V Product Details Features: Made of high quality material, durable in use. Solid structure, low noise, stable working performance. Smooth surface generator, no rust, no obvious scratch.Compact size, light weight, easy to install. The output voltage of the circuit without voltage regulator is proportional to the water pressure. Specification: Condition: 100% brand new Weight: 90g/3.2oz Color: Yellow Voltage: 5V, 12V, 80V (Optional) Maximum output voltage: 80V (1.2mpa) Maximum output current: 220mA (12V) Line to line resistance: 10.5 0.5 ? Insulation resistance: 10 m ? (DC100 tramegger) Maximum pressure of closed outlet: 0.6mpa Maximum pressure of open outlet: 1.2mpa Starting water pressure: 0.05mpa Axial clearance: 0.2-1.0mm Mechanical noise: 55dB Generator life: 3000h Package List: 1 x Micro Generator ?[EASY TO USE] -- Compact size, light weight, easy to install. ?[EXCELLENT PERFORMANCE] -- The output voltage of the circuit without voltage regulator is proportional to the water pressure.The enlarged turbine wheel can greatly improve the power generation efficiency, while adding bearings to reduce wear. "?[HIGH QUALITY] -- The Water generator surface clean, no rust, no corrosion, no scratches when significant,it is made of high quality material, durable in use.Generator Life: ?3000h ?[SERVICE] -- The quality of our products is guaranteed and can be used without hesitation. If you have any questions during use, please feel free to contact us." ?[GOOD DESIGN] -- Solid structure, low noise, stable working performance. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.