LOTOTO L488 Rotating Electrical Plug Lockout Device accepts cords with up to 3/4in (19mm) diameter and an electrical plug up to 3in (76mm) diameter x 6in (152mm). Device surrounds the electrical plug and protect against accidental reconnection. The tough, lightweight rugged ABS body withstands chemicals and performs effectively in extreme conditions. Includes high-visibility permanent safety labels. For 240 and 550 volt plugs.Product Features* LOTOTO L488 Rotating Large Electrical Plug Lockout Device* Prevent plugs from being inserted into the wall outlet, suitable for all kinds of industrial Plugs* The plug completely sits inside the unit with the cable being fed through an access hole inside* Can be locked with 2-4 padlock, lock shackle diameter up to 7mm* Surrounds the electrical plug and protects against accidental reconnection* Complete with high visibility permanent safety labels (English)* Tough, lightweight, rugged ABS bodies withstand chemicals* Performs effectively in extreme conditions* For electrical plug sizes up to 3in (76mm) in diameter x 6in (152mm) with cord diameter up to 3/4in (19mm) (Most 240 and many 550-volt plugs)