Specifications:Copper Switch Length: 62mm Type: G1/2"(External Thread Diameter), DN15mmOperating modes: Gravity/ Gravity start switchMinimum start flow is 1-1.5L/minMaximum flow rate is 12L/minMaximum Water Pressure: 1.2MPaOperating voltage: 3-250V (for DC 5V 12V 24V 250V AC:220V)Overload Current: 50mALife times: 10 millionOperating temperature: -20~60 / -4~140 Feature:-No standby power consumption.-All-metal structure, beautiful and durable, stable performance.-Small flow starts, starts big traffic.-Impurity self-cleaning function.-Customers can customize a threaded joint, long lines and terminals.-Widely used in water heaters, electric faucet, mechanical equipment, conditioning and other energy-saving water industry Packaging1pcs* DC250V 70W G1/2 Full-copper Water Flow Sensor Switch Flow Switch DN15