CONVENIENT TO USE: Easily open cans of any size by pressing the Gray button and pressing again to stop. Suitable for the elderly and arthritis patients, as well as for kitchen use. Two faucets to open any cans 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 -- SIMPLE PERFECT DESIGN: For can opener, the blade is hidden inside and you won't be able to touch the sharp blade. Then it cuts along the side of the lid without touching food inside. Leaves a smooth edge without sharp cuts. This can opener with three sizes of circular openings provides a secure grip for a greater variety of containers than metal tools. Rubber lining grips tightly against slippery surfaces, and its lever arm gives anyone the strength to open any lid with our can grippers ENERGY EFFICIENT: This electric can opener uses very little energy. Open the can very quickly and all our products passed CE power. 2 AA batteries (not included) EASY TO CLEAN: Just wipe the stained surface with a damp cloth and it is very clean. Be careful not to rinse the battery parts. EASY TO USE: If it is stuck, press and hold the Black reverse button at the bottom of the back continuously, the can opener will reverse the direction and return to the starting position when the motor has stopped; or use a screwdriver to turn the motor counterclockwise. (zhongchengdaye)