Milwaukee makes the 18V Cordless Tire Inflator ... that are powered by their manufacturer's respective proprietary 18V battery systems and all three are small and portable, but they're still ...
they both have an 18V battery system and sell their own version of a pruning saw. They are Makita's 18V LXT Brushless 6-Inch Pruning Saw and Milwaukee's M18 FUEL Brushless 8-Inch Hatchet Pruning Saw.