I chose this particular radio remote control primarily because it uses 433MHz RF (which is commonly used for radio links between devices) and because it has very few buttons.
You will, however, notice a small switch below the buttons which makes available 32 discreet push-on switches in total.
Having few buttons is key as, in typical use, most people don't require frequent access to that many remote control options, and importantly the individual buttons are easy to find by touch alone, e.g.: in the dark.
Operating wirelessly also means that the remote will work anywhere in the house, and underneath duvets or inside pockets.
I use my remote control for the following things: