This lot includes 20 pieces of 8x8x5 mm conductive silicone tactile push button switches with 4 pins. They are designed for quiet, selfreset operation in compact electronic assemblies. Key features Conductive silicone construction for reliable electrical contact with a tactile, touchsensitive feel Size: 8 mm x 8 mm x 5 mm, a compact footprint suitable for spaceconstrained designs 4pin configuration for straightforward PCB mounting and connections Soundless, tactile action with selfresetting operation for a clean, quiet user experience Durable, lowprofile switch suitable for repeated actuation in handheld devices and small panels Benefits and what it solves Silent actuation: reduces noise in consumer electronics, medical devices, or control panels where quiet operation is important Spaceefficient design: small footprint enables keypad arrays, compact remotes, and slim consumer gadgets Easy replacement: convenient for repairing worn or failed buttons in existing assemblies Predictable tactile feedback: provides a definite response to presses without loud clicks, aiding user interaction Key specifications Material: Conductive silicone Actuation type: Tactile push button switch with selfreset Pins: 4 Dimensions: 8x8x5 mm Quantity: 20 pieces per lot Compatible applications and use cases Replacement buttons for handheld devices, remotes, portable meters, or compact control panels DIY electronics and prototyping projects requiring quiet, lowprofile tactile input (Arduino, Raspberry Pi, microcontroller projects) Small keypad or button array implementations in consumer electronics where silence and compact size are valued Usage tips Verify footprint compatibility on your printed circuit board (PCB) to ensure proper alignment of the 4pin connections Handle with care during installation to avoid damage to the silicone contacts Test actuation force and travel in your specific design to achieve the desired tactile feel This product description reflects the features and specifications of the original item: 20PCS per lot, 8x8x5 mm size, 4pin configuration, conductive silicone body, soundless tactile push button with selfreset action.