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The Milwaukee® M4™Charger is a 2.0 Ah REDLITHIUM™ Compact Battery Pack. The Battery has up to 40% more run time than previous 4-Volt battery packs. The battery also delivers up to 50% more run-time than competition.
REDLITHIUM™ 2 Ah battery
Superior run time and durability
Compatible chargers: 48-59-2001 M4™ charger
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