Output high voltage: 12V (1.2Mpa) Output Current: 0-150mA Line resistance: 10.5 + 0.5 Insulation resistance: 10M (DC100) The outlet closed the maximum voltage: 0.6Mpa The water outlet open the maximum voltage: greater than or equal to 1.2Mpa Start water pressure: 0.05Mpa Rate range: 2.5-25L/min Size (L x W x H): 84x49x30mm / 3.3 x 1.93 x 1.26 inch Appearance: generator surface cleaning, no corrosion, the structure is strong Axial clearance: 0.2 - 1.0mm Mechanical noise: less than or equal to 55dB Generator single weight: 90g Life of generator: greater than or equal to 3000h Output characteristics: the output voltage without voltage regulator is proportional to the water pressure Note: There are two types of lithium batteries on the market, with a charging control chip and without a charging control chip. Charging requires a charging control chip; otherwise, it may cause safety issues. Color: black Material: plastic Package Contents: 1 x Mini Hydro Generator Only the above package content, other products are not included Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. Measurement allowed error is +/- 1-3cm