Circuit Breaker Lockout, Circuit Breaker Lockout Type Pin-In, For Circuit Breaker Type Mini, For Maximum Padlock Shackle Diameter 9/32 in, For Voltage 120/277V AC, Maximum Number of Padlocks 1, Overall Height 1.64 in, Overall Length 0.56 in, Overall Width 0.95 in, Features Installed Using the Push Button, Requires No Tools for Installation, For Use With Multi-Pole Breakers, Push Button, Single-Pole Breakers, Lockout Color Red, Lockout Material Fiberglass Reinforced Nylon