![The new SlimBlade Pro trackball mouse.](https://cdn.vox-cdn.com/thumbor/sYin0nLQcN1Y7MBhBJhpD40nfeo=/0x0:2048x1365/1310x873/cdn.vox-cdn.com/uploads/chorus_image/image/71688013/52456512850_e974a9adb2_k.0.jpg)
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 ab...