Feature: 1. PROTECTIVE AND IMPACT RESISTANT: Knob design, beautiful and delicate, come with better protection. Impact resistant and not easy to age 2. SAFE AND FLAME RETARDANT: ABS flame retardant material shell possess high and low temperature resistance, safe and stable 3. NO OXIDIZE: The brass pins are firmly welded, the conductivity is better, and not easy to oxidize for a long time, the connection is stable 4. FOR VARIOUS EQUIPMENT: Suitable for automation equipment, DIY application installation, distribution boxes, complete sets of electrical equipment, household appliances, power distribution equipment 5. SELF LOCKING OR RESETTING: Knob selector switch come with self locking or self resetting action mode, the number of pins is 5 pins, flexible and durable Specification: Item Type: Knob Selector Switch Material: ABS + brass Adapt To Scene: Automation equipment, DIY application installation, distribution box, complete sets of electrical equipment, household appliances, power distribution equipment Model: BEM-LA16-11XD/21-F Conductive Material: Silver point brass pieces Action Mode: Self locking or self resetting Number of Pins: 5 Pins Voltage: 12V Size: Approx. 16mm / 0.63in. Package List: 25 x Knob Switch25 x Rubber Ring