Logitech's MX Master 3S. (credit: Scharon Harding) Specs at a glance: Logitech MX Master 3S Sensor Optical (model not disclosed) Connectivity options Bluetooth Low Energy, 2.4 GHz wireless dongle Programmable buttons 6 Onboard profiles None Lighting None Size 4.92×3.32×2.01 inches (124.9×84.3×51 mm) Weight 4.97 ounces (141 g) Warranty One year Price (MSRP) $99 I've used the Logitech MX Master 3 as my primary productivity mouse since it came out in 2019. I've tested dozens of mice since, but none juggled a decent number of programmable buttons, advanced wireless capabilities, multi-device control, and long-term comfort as admirably as the MX Master 3.