Diaphragm Pump Water 3 Meter Discharge Head DC 12V R385 Accessory for Fish Tank Aquarium Item Type: Diaphragm Pump Application: For tea set machine, small flows pumping, suction, and laboratory use. Motor Model: 385 Voltage: DC12V Current: <0.4A Power: 4.8W Flows: 1.8±0.1L/min Discharge Head: Approx. 3meter / 9.84ft Continuous Working Time: 120H Water Pump Inlet and Outlet Diameter: Approx. 7mm / 0.28in Using Tips: The compression of the shock absorbing rubber should be controlled at 1-1.5mm during installation. Electric Strength: The power port and the shell can withstand 500V, 50HZ, 1min without flash over and breakdown. Constant Damp and Heat Test: Placed in an environment with a temperature of 40±2℃ and a relative humidity of 93%±3% for 48 hours, and its electrical performance can still meet the requirements after drying.