Feature: 1. Better Control: Designed to have self locking and self resetting action modes, the rotary switch ensures 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 selector switch in total, which makes the replacement of old and damaged parts easier. 4. Good Materials: Flame retardant ABS shell is very reliable, while the brass pin ensures good electrical conductivity. 5. Easy to Install: The 16mm square knob switch has a light weight, so the convenient connecting is also very stable. Specification: Item Type: Rotary Switch Material: ABS + Brass Application: For automation equipment, DIY application and installation, distribution box, complete sets of electrical equipment, household appliances, power distribution equipment. Model: BEM-LA16-11XD/21-F Quantity: 25pcs Conductive Material: Brass parts with silver contact. Action Mode: Self locking and self resetting. Number of Pins: 5 Pins Voltage: 220V. Package List: 25 x Rotary Switch25 x Rubber Ring