1、The 4 terminals of the relay have been sealed, and the performance is more stable. 2、Compared with bare copper wire, tinned copper wire has stronger and better conductivity for corrosion resistance and oxidation resistance. 3、Have good sealing properties and very strong, with excellent waterproof and dustproof properties. 4、Have humanized design, simple operation, easy to install, convenient to use and operate. 5、Small in size and light in weight, convenient to carry and use at any time, very convenient and practical. 1 x Waterproof Relay Item Type: Waterproof RelayMaterial: Nylon and tinned copperPurpose: Waterproof relayNominal Coil Voltage: DC 12V Coil Power: 1.8 WCoil Resistance: 80ΩMust Work Voltage:DC 6-8 VMust Release Voltage: DC 0.6- 3.6 VMaximum Applied Voltage: DC 15.6 VContact Rating: NO 40A DC 14VContact Resistance: 100mMAX (at DC 6V 1A)Maximum Switching Current: 40AMaximum Switching Power: 560 WElectrical Life Expectancy: 100,000 operations (30 operations/min)Mechanical Life Expectancy: 10,000,000 timesOperating Temperature Range: -30-80℃Vibration Resistance: 10-55HzHumidity: 40% - 85%