40PCS BEM 19 21 2 Position Knob Switch Waterproof Rotate Switch with Self Locking

Features: 1. Can be used in machinery manufacturing, industrial control equipment, home appliance industry, car modification, access control industry, home decoration. 2. This switch has self locking function for more convenient control. 3. Quality assurance, stable and reliable, long lifespan. 4. Brass nickel plated shell, waterproof and corrosion resistant. 5. Precise manufacturing, directly replace your broken Knob Switch. Specification: Condition: 100percent Brand New Item Type: Knob Switches Opening Size: Approx. 19mm 0.7in Shell Material: Brass Nickel Plated Head Shape: 2 Position Knob Type: With Self Locking Quantity: 40PCS Package List: 40 x Switches