Good to know- The precise optical sensor works on almost any surface, so it's great for portable working- Use the included USB dongle or connect wirelessly via Bluetooth to free up some precious port space- With a 4-month battery life you'll spend less time worrying about batteries and more time getting stuff done- Download the JLab app to manage programmable buttons and set up to three custom user profiles- The ergonomic design feels natural to hold, so you can stay focused all day