Masione 12V 4000mAh Replacement Lithium Battery for Milwaukee M12 48-11-2411 48-11-2401 48-11-2402 C12 B C12 BX Brand New | Li-ion | 12 Volts | 4000 mAh | Black &Red Batteries are made with the highest quality materials 100% Compatible with MILWAUKEE M12 Integrated microchip prevents overcharging & lengthens battery life 30 Days Money Back and 1 Year Warranty