Quantity| : one pieceInstallation method: vertical installationHole size: 10MMProduct material: stainless steelApplication scenario: suitable for automatic water level control or alarm in water towers, reservoirs water, swimming pools, etc.Durable material: The mini vertical indicator is made of 304 stainless steel, which is very durable, not easy to corrode and reliable.Running operation high temperature : The float level sensor can operate at temperatures up to 120C. Float switches are very heat resistant. Generally used outdoors, not easy to damage and cost effective. Don&39;t worry if it gets too hot and doesn&39;t work.Easy to install: The liquid level sensor has a simple structure, and it is easy to install the liquid level controller.Use in any environment: Water level sensor has no complicated circuitry and won&39;t be messed with, just choose material, liquid, pressure or temperature use. any environment.The float switch can work in AC 0-220V and DC 0-200V and is suitable for most power sources.