1 Pcs Battery Isolator Disconnect Off Kill Switch & 1 Pcs Oil Preure Switch Sensor1 pcs Battery Disconnect Switch & 1 pcs Oil Preure Switch SensorSmall size, sturdy and durable.Wide range of uses, can be used as interior and exterior of the increase in all kinds of electrical devices on / off key (eg: Strobe, chais lights, fog lights).This float switch is designed for bilge pump applied in RV, boat, yacht, etc.NOTE: Please check the picture and size carefully before purchase Battery Disconnect Selector Switch:Product Name:Power off switchmaterial: plasticColor: red and blackSize: total length 50mm, bottom width 40mmWiring screw coarse: 6mmHole distance: 35mmScrew hole middle distance: 26mmScrew side hole distance: 25mmVoltage: 12-24vWorking current: 100AInstantaneous current: 300AElectrical life: 10000 timesWorking temperature: below 80Oil Preure Switch Sensor:Use: oil preureConnection: 1-polePreure (bar): 0,30 - 0,55 barThread size: M10Color: black + silverMaterial: metal + plasticPackage:1 x Battery Disconnect Selector Switch1 x Oil Preure Switch SensorOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.