Ⅰ. The emergency glass break key switch is an essential tool for fire safety and emergency situations. Designed for use in buildings, hotels, and public spaces, this key allows for quick access to emergency buttons and alarm systems. Simply insert the key into the designated slot, apply pressure to break the glass, and activate the emergency alarm. This ensures immediate response and enhances safety protocols. Ⅱ. Features Ⅲ. - Color: Black Ⅳ. - Material: Plastic Ⅴ. - Size: 5.80X1.50X1.50cm/2.28X0.59X0.59in Ⅵ. - Material: made from materials, this emergency key ensures durability and safety in environments, providing peace of mind Ⅶ. - Easy to use: the simple design allows for quick and easy operation, reducing the complexity of emergency procedures and ensuring swift action when needed Ⅷ. - Testing: insert the key into the test hole to control the switch, meeting testing requirements in a single step, making it highly efficient for regular checks Ⅸ. - Versatile application: suitable for various fire safety facilities, including public places, commercial buildings, and residential complexes, ensuring broad usability Ⅹ. - Wide range of use: extensively used in the field of fire safety, this key is an essential tool for maintaining and testing emergency systems in diverse settings Ⅺ. Package list: 10 x bedroom door key emergency key