Amazon.com: 2 Pack M-18 Battery 9.0 Ah for Milwaukee 18 Volt Batteries, High Output 18V 9000 mAh Replacement for 48-11-1852 48-11-1850 48-11-1840 48-11-1890 48-11-1828 with 2 Holder : Tools & Home Improvement
18V Battery | BLACK+DECKER
Tool Shop™ 18-Volt Lithium-Ion 1.5Ah Battery & Charger at Menards®
Milwaukee 18 Volt Lithium Ion Battery 3 Ah – GT Tools®
DEWALT 2-Pack 2.4 Amp-Hour; 2.4 Amp-Hour Nickel Cadmium (Nicd) Power Tool Battery Kit in the Power Tool Batteries & Chargers department at Lowes.com