Features: This 250 piece tactile switches kit offers 10 distinct types (25 each) for multifunction electronics projects, ensuring compatibility with automotive, appliance, and industrial applications through premium metal plastic construction. Featuring space saving design and high sensitivity actuation, these strong tiny switches deliver reliable electrical performances for repeated use in small circuit board installations. Perfect for electronics engineers, hobbyists, and DIY maker requiring multiple switches configurations for prototyping keyboards, control panel, or automotive remote systems. Install in car stereos interfaces, small homes control unit, or children's electronic toy where responsive tactile feedback and miniature dimension (3x3mm typical) critical. Organized by switches type for easy identification, this bulk pack simplifies inventory management while meeting automotive grade durability standards for long terms device integration. Specifications: Component : plastic & metal Parameters: rate current 50mA, rate electric 12V , contact resistance ≤100mΩ, insulation resistance ≥100MΩ Size: about 65.9x128.9mm/2.59x5.07inch Package Includes: 250pcs Push Button Switches note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.