Replacement for Milwaukee M12 Power Tools Battery:
48-11-2420 M-12 48-11-2401, 48-11-2402, 48-11-2440, 48-11-2411, C12 B, C12 BX.

Compatible With Milwaukee M12 Cordless System Tools:
2207-20, 2207-21, 2238-20, 2238-21, 2239-20, 2239-21, 2276-20NST,
2276-21, 2276-21NST, 2277-20, 2277-20NST, 2277-21, 2277-21NST,2290-20,
2290-21, 2310-21, 2311-20, 2311-21, 2312-21, 2314-21,2320, 2320-20,
2320-21,2330, 2331, 2332, 2333, 2401-20, 2401-22, 2410, 2410-20, 2410-22,
2411-20, 2411-22, 2415-20,2415-21, 2420-20, 2313-20, 2313-21, 2314-20,
2420-21, 2420-22, 2426-20, 2426-22, 2429-20, 2429-21XC, 2432-20, 2432-22,
2446-20, 2446-21XC,2450-20, 2450-22, 2451, 2451-20, 2451-22, 2455-20,
2455-22, 2456-20, 2456-21, 2457-20, 2420-21, 2420-22, 2426-20, 2426-22,
2429-20, 2429-21XC, 2432-20, 2432-22,2446-20, 2446-21XC,2450-20,
2450-22, 2451, 2451-20, 2451-22, 2455-20, 2455-22, 2456-20, 2456-21, 2457-20 etc.

Replacement Battery for Milwaukee M12 Battery Charging & Storing:
1.Please charge the batteries fully before use, we only keep little power for shipping purposes.
2.The battery will reach peak performance after 3-5 times fully charge and discharge.
3.Please remove the battery and install it in a dry place when not using the 12 Volt cordless power tools.
4.Please do not charge immediately after the battery is empty. Allow the battery to cool for 5 to 10 minutes before charging.
5.If the battery is not going to be used for a long period of time, we recommend using the battery at least every two to three weeks.