Black Power Opener™ Can Opener. Durable Twist-off cutting lever. Power opener. Knife sharpener. Automatic shutoff. Cord storage. Tested. Proven. Performance-tested for durability and reliability. Can other brands say that? Proctor Silex can openers are rigorously tested for durability and reliability, so you can open different sizes, can after can. Extra tall. Twist-off cutting lever. UL listed.