COMPACT DESIGN AND STABLE PERFORMANCE: well designed with separate induction room, magnetic control room, electronic component room, to prevent iron-containing material being attracted to magnetic material and cause switching failure HIGH TEMPERATURE RESISTANT material is used to ensure that the switch can be used in hot and cold water. The maximum temperature can up to 70C ° HIGH SENSITIVITY --- The return spring adopts high quality material, which can be activated when the water pressure reaches> 0.03kg, and the effect of low water pressure on the pump can be reached EASY TO USE --- water switch with / 2 thread brass connector, convenient to install; electronic components are used as the control devices to make the product sparking and completely enclosed in the work WIDE USE-- mainly suitable for pressurizing household tap water in areas with low water pressure, especially for low water pressure of shower ignition and automatic circulation of solar water heater, Weight: 0.31 pounds