Features: The float switch is a device that detects the liquid level in the tank. It can start pumps, displays, alarms or other devices. Excellent workmanship and good performance. Easy to use. Durable. Specification: Material: Stainless steel Contract rating (maximum): 30W Switching voltage (maximum): 220V AC or DC Switching current (maximum): 1.5A Breakdown voltage (maximum): 300V AC or DC Carrying current (maximum): 3.0A Contract impedance (maximum): 100 ohms Temperature range: -30~+125°C The package includes: 1*float switch