Description: Upper light is ON when the switch is pressed UP Ensures long lasting durability, Easy installation LED on all the time or only when switch is on(depending how you wire it) Easy setup. All you need is a 19mm hole and the switch will sit in nicely For use in a variety of applications including cars, boats, motorcycles, electronics modifications Universal fit all 12V Car SUV truck conversion Van RV Boat Yatch. It can be applied as the switches for the additional electronical equipment inside&outside the car. Specification: Head Diameter: 22mm/0.86" Button Diameter: 13mm/0.51" Hole size required: 19mm/0.74'' Contact Configuration: 1NO 1NC Operation Type: Latching Latching type: push it —on?off?, push it again -- off (on) Material: Steel Emitting Color: Blue Package Includes: 1 Piece Push Switch Note: 1.We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. 2. Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) 3. Instruction is not included. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you