Exquisite Workmanship: This liquid level controller relay adopts excellent manufacturing process with beautiful appearance and clear printing, which is easy to see. Premium Quality: This AFR-1 relay's panel is made of high quality material, which is durable and safe to use. It is not easily damaged, has reliable quality and long service life. Scope of Application: This liquid level controller relay has high practicality, which can be used to automatic control of water supply and drainage for industrial and agricultural production, treatment of water supply and drainage for residential buildings, scientific experiments as automatic components of water drainage. Excellent Performance: This water level switch adopts liquid level dedicated integrated chip with strong anti-interference, and it has wide voltage range, high contact capacity and high stability. Guarantee: Our product have 180 days warranty, if you have any question about this product, please feel free to contact us, we will try our best to help you solve your problem. AFR-1 AC 220V Liquid Level Controller Relay Water Level Switch Specification: Model: AFR - 1 Type: level control switch Rated current: 5A Operating voltage: AC220V 50/60hz Power:2w Detection voltage: