Makita 18V LXT Lithium-Ion Battery Pack 5.0Ah and 18V LXT Battery Pack 5.0Ah with bonus 18V LXT Battery Pack 5.0Ah BL1850B-2BL1850 - The Home Depot
DEWALT 18-Volt 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