- This set includes 20 pieces of DS 318 small button switches, ideal for various applications. - Designed with a circular automatic inching feature, these switches provide effortless functionality and ease of use. - Perfect for use as doorbell buttons, they offer a straightforward solution for signaling visitors. - The 12mm hole size allows for simple installation in a range of locations, ensuring versatility and convenience. - Model DS 318 bai guarantees clear identification for compatibility with existing systems. Use Scenarios: - Install as a doorbell button in residential or commercial settings for reliable visitor notification. - Utilize in DIY projects or electronic devices where a compact switch is needed for activation. - Integrate into hobbyist creations or model setups requiring a user-friendly control mechanism. Crafted for performance, these buttons are built to last and operate smoothly, making them a dependable choice for both professionals and DIY enthusiasts.