Features ELECTRICITY SAFETY: A clamp on circuit breaker lock may securely lock the circuit breaker, preventing illegal use of the gate valve by others and assuring the safety of the machinery and electricity. EASY TO USE: The circuit breaker lockout device is quick and easy to use, with simple installation and operation procedures and no additional tools needed to lock or unlock the circuit breaker. DURABILITY: The circuit breaker lock is composed of corrosion and high temperature resistant ABS plastic (‑50 ℃ to +177 ℃), which is long lasting and adaptable to a variety of difficult settings. RED COLOR: Safety visibility is improved by the use of a bright red color that is simple for people to notice and serves as a constant reminder that the circuit breaker has been secured. APPLICABLE CIRCUIT BREAKER: This circuit breaker lockout device is suitable for molded case circuit breakers with handle width less than or equal to 70mm. Check for better use experience! Specification: Item Type: Circuit Breaker Lockout Device Material: Nylon Suitable for molded case circuit breakers with handle width less than or equal to Approx. 70mm / 2.76in Voltage: 480 600V Package List:1 x Circuit Breaker Lockout Device  Package List 1 x Circuit Breaker Lockout Device