Kensington’s new version of its SlimBlade trackball mouse has a big improvement over the original model: wireless connectivity. With the SlimBlade Pro, which Kensington announced on Tuesday, you’ll be able to connect the trackball to your PC or Mac via Bluetooth or with a 2.4GHz wireless dongle (via 9to5Mac).
Kensington claims the SlimBlade Pro will be able to get up to four months of battery life on a single charge, so you should be able to use the trackball for quite a while before…
