Item Type: Metal Push Button Switch <br>Material: Stainless steel <br>Working Voltage: 220v <br>3C Rated Voltage Range: 36v and below <br>Installation Size: Approx. 16mm / 0.6in <br>Contact Structure: Normally open button <br>Light Source Type: No light <br>Reset Method: Self-reset <br>Protection Method: Waterproof <br>Button Head Style: Round head <br>Operating Position: Button head <br>Dome Size: Approx. 19 x 21.7mm / 0.7 x 0.9in <br>Dome Diameter: Approx. 11.6mm / 0.5in <br>Bottom Size: Approx. 21.8mm / 0.9in <br>2mm / 0.1in<br>1、This button switch can be used in humid environments, come with waterproof function <br>2、Push button switch is made of high?quality metal material, sturdy and durable, anti?rust <br>3、16mm embedded push button switch has two terminals for easy installation, very convenient <br>4、The ball shape designed switch is suitable for finger operation, useful and practical <br>5、This metal push switch is a normally open button, support self?reset, easy to use1 x Metal Push Button Switch