2Pack 18v BL1860B Replacement Battery 6.0Ah Compatible with Makita 18 Volt Battery Lithium ion BL1860 BL1850 BL1840 BL1830 BL1820 BL1815B LXT400 194204-1 with LED Indicator Cordless Power Tools - Amazon.com
Amazon.com: Labtec BAT609 18V 6000mAh Lithium Battery Replacement for Bosch 18V Battery 17618, 17618-01, 24618-01, 25618, 26618, 37618 Cordless Power Tools Battery : Tools & Home Improvement
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
Amazon.com: [Upgraded to 9.0Ah] 18 Volt 9000mAh BL1890B Battery Compatible with Makita 18V Battery Lithium-Ion BL1890 BL1860 BL1830 BL1840 BL1850 BL1850B Cordless Power Tools with LED Indicator(black white) : Tools & Home