Description:1. It has a wide range of functions. For example， it can be applied as the switches for Car headlights2. For load under 3 Amp， you do not need a relay with this switch. For load above 3 Amps， we advice you to use of Automotive Relay.3. Easy setup. All you need is a 5/8" hole and the switch will sit in nicely.4. LED on all the time or only when switch is on(depending how you wire it)Features:Hole size required 16mm 5/8"Led Power Switch latching type:ON/OFFLED voltage: 12V onlyOperation Type: LatchingDepth inc contacts 35mmPackage Include:1pcs X red LED Push Switch for Car headlights