The 100PCS Push Button Switch 1712KD is a locking push button switch rated for 30V and 1A. Each switch measures 17 x 12 x 9.5 mm and is suited for low voltage on off control in lighting and small electronic enclosures. This bulk pack provides multiple switches for replacements, prototyping, and ongoing projects. Key benefits Locking action helps prevent accidental operation by maintaining a secure on off state. Compact form factor (17 x 12 x 9.5 mm) fits tight spaces in lamps, flashlights, and small devices. 30V 1A electrical rating supports low voltage lighting and control circuits without overloading the switch. Pack of 100 pieces offers ample supply for multiple projects, repairs, or production runs. Simple push button functionality for reliable, durable operation in everyday applications. Key attributes Model: 1712KD Pack quantity: 100 pieces Type: Push Button Switch with locking mechanism Action: Locking (maintains the selected state until changed) Dimensions: 17 x 12 x 9.5 mm Electrical rating: 30V, 1A Applications: suitable for table lamps, flashlight assemblies, and other small electronic devices Material: not specified in the listing Applications and use cases Replacing a worn or failed switch in a table lamp or desk lamp to restore secure on/off control. Integrating into compact flashlights or handheld devices where a locking push button is preferred for stable operation. Prototyping or building small electronic control panels, hobby projects, or educational kits that require a locking push button. This description reflects the product brand model 1712KD, the 100 piece pack size, and the stated specifications of 30V 1A rating and dimensions 17 x 12 x 9.5 mm. The material is not specified, and the description adheres to the provided features without adding omissions or extraneous details.