Feature: This product has good power, high tightness and water leakage prevention. This is a computer water-cooled power system,With water pump bracket for easy installation,to facilitate your choice of assembly difficulties. A: Without bracket, B: With bracket, C: External power supply 12V 5A (can be connected to the fan at the same for time) Specification: Model: PU-SC600 Name: Brushless for DC water pump Voltage: 12V Current: 0.8A 10% Speed: 5600RPM 5% Head: 4M 0.5M Flow rate: 600L/H10% Thread: G1/4*2 length 71mm * width 49mm * height 58mm (without bracket) Length 71mm* width 56mm* height 66mm (with bracket) Note: The pump is not self-priming pump. It is strictly can not work without water. The inlet should be lower than the bottom of the water reservoir, and the water can automatically flow into the water inlet of the pump is ok. Ceramic bearing, graphite bushing, very quiet when working, no water idling during use Package includes: 1 x Pump 1 x Bracket(only for the with bracket version)