Electric Can Opener, 2AA Batteries Operated Smooth Soft Edge with One-Touch Start Automatic Can Opener for Arthritis Individuals, Seniors 1. No Sharp Edges:Perfect for individuals with arthritis or hand pain, requires no manual labor. 2. Effortlessly opens cans of any size at the push of a button. Please be noted that the can top / the blade should be bend, it is normal and not defective 3. This stylish kitchen gadget will self adhere to any can and automatically open it in seconds. We suggest you give some pressure by hand on the top of the opener to let the can opener self adhere to the cans. 4. Cuts around the side of the can to eliminate sharp and dangerous edges, creating an easily resealable lid with a smooth edge. Great for keeping food covered while preparing a meal.