Description: LED push button switch, Aluminium Oxide surface, strong and durable. Waterproof, Metal button head durable for longstanding press. Mounting Hole Size: 19mm Diameter Switch Rating: 5A/250V AC Switch Combination: 1NO1NC Operation Types: Latching type: Push it-- On, Push it again--Off Head Shape: Flat LED Voltage: 12V Lamp Type: Ring Illuminated (Blue LED) Working Temperature: -20 ~ 50? Protection Level: IP67, IK10 Material: Plastic + Aluminium Oxide + Alloy Color: Black Blue Size: approx. 2.2 x 4cm Pin Length: 0.6cm Package Includes: 1 Piece Latching Blue LED Push Button Switch Note: Color maybe slightly different due to different monitor. The above size is measured by hand, please allow slightly difference. Thanks !