If you want a sleeker looking clock on your desktop then the Mini Metallic Flip Clock 2.5 Windows sidebar gadget may be the one you are looking for. It displays the time in a classic flip clock design that became famous decades ago. The time will always be displayed in the 12 hour format. You will also be able to change the gadget’s opacity from 20% to 100%. This gadget is very light so it is sure to not slow down your system in any way.