A. Easy to Use Press the grey button to open cans of various sizes with ease, and press it again to stop. It is suitable for the elderly and those with arthritis, and can also be used in kitchen scenarios. With this electric can opener, you can open a can with just two simple presses. Press the button to start, and it will cut along the can lid for 360 degrees. Press the button again to stop. B. Ingenious Design The blade of the can opener is hidden inside, so there is less chance of touching the sharp blade. It cuts along the side of the can lid without contacting the food inside. The cut edge is smooth without sharp corners. This bottle opener tool has three sizes of circular openings. Compared with metal tools, it can grip a wider range of containers more firmly. The rubber sides can tightly hold smooth surfaces. With the help of the lever principle, one can easily open any bottle cap using this opener. C. Energy - efficient and High - performance This electric can opener consumes relatively low energy and can open cans quickly. All products have passed the CE certification. It is powered by two AA batteries (batteries are not included in the product). D. Easy to Clean You can clean the soiled surface easily by wiping it with a damp cloth. Please note not to rinse the battery compartment. E. Easy to Reverse If the can opener gets stuck, keep pressing the black reverse button at the rear of the bottom. After the motor stops, the can opener will reverse and return to the starting position; alternatively, use a screwdriver to turn the motor counter - clockwise.