Makita LXT 18 V 4 amps Lithium-Ion Battery 1 pc - Ace Hardware
18v Makita Battery Adapter with Low Voltage Shut-Off
Badaptor Makita Battery Adapter to Ryobi 18v One+ Works with Ryobi 18v – Knottec Wood Repair Glue
Amazon.com: Power Wheel Adapter for Makita 18V Battery with Fuse & Switch & Wire terminals,Power Connector for Rc Car, Robotics, Rc Truck,DIY use, Work with for Makita BL1860 BL1850 BL1840 BL1830 Li-ion