Micro Generator, F50 Micro-Hydro Dc Water Flow Pump Turbine, Low Noise. 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 Product Features ?[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. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!