Feature: 1. UV Resistant and Durable: Made of glass resin PC, this emergency stop button switch protective cover is UV resistant, anticorrosion, insulating, and durable, ensuring long lasting performance and resistance to deformation. 2. Transparent Hinge Design: The transparent hinge allows for easy visual management, providing a clear view of the button switch's status after locking, making daily locking needs more convenient. 3. Rotating Opening and Closing: With a rotating design, the cover can be easily opened or closed when unlocked, providing quick access to the button switch. 4. Recommended for Use with Insulated Padlocks and Safety Signage: It is suggested to use this protective cover in combination with insulated padlocks and safety signage, achieving energy isolation, equipment lockout, and preventing accidental operation. 5. Widely Applicable: Suitable for various applications in chemical plants, automobile manufacturing, steel plants, valve pipelines, and more, providing reliable protection for emergency stop button switches. Specification: Item Type: Emergency Stop Button Cover Material: PC Weight: Approx. 38g / 1.3oz Suitable for: Switch Buttons with Diameter 35-43 mm and Height ≤21-27mm Transparent Cover Thickness: 21mm / 0.8in. Package List: 1 x Circular Base 1 x Lockout Cover 1 x Adhesive 1 x Hanging Tag 1 x Cable Tie