Logitech POP - Mouse - customizable emoji - optical - 4 buttons - wireless - Bluetooth 5.1 LE - heart breaker. POP Mouse is cute and compact and designed to fit snugly in your palm. It's also mobile enough to slip into your bag and go where you go to get things done. With its Smartwheel, you can flip automatically from high-precision click-to-click mode to speed scrolling to fly through long docs or social feeds. The top mouse button opens a full range of emojis to add personality to your words, and can be customized to other handy one-click functions.