18 Volt Compact Lithium-Ion Battery Pack - Albion Engineering
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Amazon.com: Adapter Converter for Makita 18V BL1860 BL1850 BL1840 Li-ion Battery to Ridgid AEG 18V Hyper li-ion Power Tool Battery : Tools & Home Improvement
18V ONE+ 2AH LITHIUM HIGH PERFORMANCE BATTERY - RYOBI Tools