The bypass switch was built-in pump, 110V voltage can be directly connected to household electricity.
Can be used in all equipment which need to strengthen the water pressure, such as: household water heater and shower sprinkler.
The maimum flow rate of this 4 cavity diaphram pump can be 17L/minute.
Self-absorption, can fry operating in short time, reliable function and lower flow rate.
Automatically turn on the water tap, stops when turn off the water tap.