Use method 1 Open the handle and put the tool on the top of the jar 2 Squeeze the handle and rotate it 3 Align the edge with the handle notch Turn slowly to open the tank Features SAFETY DESIGN The outer packaging is made of plastic and there is a can opening device composed of four balls inside the notch Hold the plastic shell and will not scratch your hands when opening the can ALL YOU CAN DRINK EXPERIENCE Open the top of the can so that you can smell the aroma of the drink when you drink so that you have a better experience of happy all you can drink So there is no need to look for another cup and pour it out for drinking PURPOSE Put the can opener on top of the can and press the lever to remove the top of the can Specification Material Stainless SteelColor Grey Black RedSize As picture showApplication Suitable for beverage cans within 2 2 inches such as soda water energy drinks canned beer etc Please Note 1 Please allow 1 3cm error due to manual measurement 2 Please understand that colors may exist chromatic aberration Thanks for understanding 3 Be careful with the four balls in the can opener notch Although they are not very sharp they can easily open the top of the can After opening the lid with a can opener throw it away in time to avoid scratching your hands