Bosch BAT612 18-volt Lithium-Ion 2.0 Ah Slim Pack Battery with Digital Fuel Gauge , Black - Cordless Tool Battery Packs - Amazon.com
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Amazon.com : Fancy Buying 18V 6.0Ah/6000mAh Lithium Ion Replacement Battery Compatible with for RIDGID R840083 R840085 R840086 R840087 R840089 AC840085 AC840086 AC840087P AC840089 Series Drill Battery (2 Pack) : Tools & Home