For Makita BL1815G G Series Battery BL1813G 18V 4Ah -2Ah BL1820G HP457D 198186-3 | eBay
Running a Makita 18V 2Ah (also tried a 9Ah) battery to a voltage reducer on my sons Peg Perego ground force tractor. Everything besides 2nd gear works. When I remove the reducer
Makita Finally Adds Fuel Gauges to Select 18V Battery Packs