Perfect for converting water flow into electrical energy Directly charges small batteries, mobile phones, or powers LED lights Output current: Max. ≥ 220 mA Line resistance: 10.5 ± 0.5 Ω Insulation resistance: 10 MΩ (measured with DC 100 V megohmmeter) Closed outlet pressure: Max. 0.6 MPa Open outlet pressure: Max. 1.2 MPa Starting water pressure: 0.05 MPa Axial clearance: 0.2–1.0 mm Mechanical noise: ≤ 55 dB Output characteristics: Output voltage (without voltage regulator circuit) is proportional to water pressure Installation: Compatible with standard household 1/2-inch water pipe (outer diameter: 20 mm, inner diameter: 13 mm) Voltage: 5 V Color: Black + Yellow Material: Plastic Dimensions: Approx. 8.8 × 5.8 × 3.9 cm Package Contents: 1 × Generator Note: Lighting conditions and display settings may cause slight color variation between the image and the actual product. Measurement tolerance: ±1–3 cm.