CONVENIENT TO USE: Easy to open cans of all sizes by pressing the gray button and press again to pause. Suitable for elderly and arthritic patients as well as for the kitchen. Two taps to open any can with our electric can opener. Press the button to turn it on. It cuts cans 360 along the lid. Press the button again to stop - EASY ^ PERFECT DESIGN: For a can opener that the blade is hidden inside and you can't touch the sharp blade. Then it slices along the lid without touching the food inside. Smooth edge without sharp cuts. Featuring three sizes of circular openings, this jar opener tool provides a secure grip on a wider variety of containers than metal tools. The rubber liners grip tight to slippery surfaces and its leverage gives anyone the power to open any lid with our jar pliers. Powered by 2 AA batteries only (not included) ^ EASY TO CLEAN: Just wipe the dirty surface with a damp cloth and it's super clean. Please be careful not to rinse the battery parts. the engine is stopped; or use a screwdriver to turn the motor counterclockwise.