Feature: 1. [25PCS IN 1 SET] Including 25pcs button switches, with self locking function and lights, convenient and practical. 2. [FLAME RETARDANT] Excellent flame retardant shell, high and low temperature resistance, safe and stable in operation. 3. [IP65 PROTECTION] The self locking switch head has IP65 protection grade, impact resistance and not easy to age. 4. [SILVER CONTACT] The contacts are made of silver material, which has good contact performance and good electrical conductivity. 5. [WIDE APPLICATION] With easy installation and high reliability, widely used in machine tools, textiles, light industrial equipment, etc. Specification: Item Type: Button Switch Model: BEM-LA16-11MDS-G Mounting Hole Size: Approx. 16mm / 0.6in Connection Method: Soldering Feet Operation Function: Self Locking Bulb Color: Green Contact Form: 1 Normally Open 1 Normally Closed Contact Material: Silver Contact Rated Insulation Voltage: 250V. Package List: 25 x Button Switch25 x Sealing Ring Note: Due to the shooting lighting, there will be some chromatic aberration, please refer to the actual product.