1Adopt the structure of deceleration for torque increasing, such gear pump is driven by brush motor with the characteristics of small volume and high pressure. 2Ultra-quiet, with high water-lift and low power consumption, self-priming pump can make energy saving and environmental protection. 3With low starting current in high efficiency, such oil pump can keep stable and reliable operation. 4This self-priming pump is made of high quality material, which is durable with long service life. 5After many inspections before leaving the factory, the pump can be used with confidence.Item Type: Gear pump Model: ZC-530 Rated Voltage: 24v Operating Voltage: DC9V-24V No-Load Rated Current: 0.65A 10% No-Load Water Discharge: 4.1Lmin 10% Pressure: 3.0KG 10% Rated Current at 1KG Load: 1.2A 10% Rated Water Discharge Volume at 1KG Load: 2.5L / min 10% Suction Height: 1M Noise: 58dB within 0.5M Water Temperature: 0 ~ 100Ambient Humidity: 45% ~ 85% Power: 12.5W Performance: Low noise Speed: 299 (rpm) Air Cylinder Capacity: 40 (L) Refueling Capacity: 20.4 (L) Continuous Use Working Life: 10 hours 1 x Gear Pump