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 18V LXT Lithium-Ion Brushless Cordless Hammer Drill and Impact Driver Combo Kit (2-Tool) w/ (2) 2Ah Batteries, Bag XT269R - The Home Depot
Makita BL1820 18V Compact 2.0AH lithium-ion Battery for sale online | eBay