Ultrasonic Water Meter, Heat Meter, Gas Meter manufacturer / supplier in China, offering Stainless Steel Micro Motorized Ball Valve Electric Actuator 2 Way 12V 24V 220V AC DC OEM 220V AC DC Micro Motorized Ball, Mini Electric Actuator 2-Way Stainless Brass Water Valve Actuator Control OEM Supported Ball Valve, Mini Smart Water Electronic Control Valve/ L Motorized Ball Valve Water and so on.