Feature: 1. Better Control: Designed to have self locking and self resetting action modes, the button switch enables easy control. 2. Extensive Uses: Allows for broad use on automation equipment, DIY application and installation, distribution box, etc. 3. 25pcs in Total: There are 25pcs pushing switch in total, which makes the replacement of old and damaged parts simpler. 4. Good Materials: Flame retardant ABS shell is very reliable, while the brass pin ensures good electrical conductivity. 5. Easy to Install: The 16mm round momentary switch has a light weight, so the convenient connecting is also very stable. How to Use: Resetting, that is non self locking, means that the switch will be closed by pressing and holding the button, and disconnected as soon as you let go. Specification: Item Type: Button Switch Material: ABS + Brass Applicable Scene: For automation equipment, DIY application installation, distribution box, complete sets of electrical equipment, household appliances, power distribution equipment. Model: BEM-LA16-11DS-Y Conductive Material: Brass Parts with Silver Contact Action Mode: Self Locking and Self Resetting Number of Pins: 5 pins Voltage: 24V Package List: 25 x Button Switch 25 x Rubber Ring