This is a generic, equivalent one, 100% compatible! 18V 3.0Ah replacement/equivalent Rechargeable Li-ion battery is 100% compatible with Milwaukee 48-11-1828 48-11-1840, No memory effect, Intelligent program protection prevents from over charge.

Replaces the following Milwaukee battery part numbers:
48-11-1828, 48-11-1840

Compatible with Power Tools models:
For MILWAUKEE M18 Cordless LITHIUM-ION System Tools
2601-21, 2602-22DC, 2603-20, 2603-22, 2603-22CT, 2604-20, 2604-22
2604-22CT, 2606-20, 2606-22CT, 2607-20, 2607-22, 2607-22CT, 2615-20
2615-21, 2615-21CT, 2629-20, 2629-22, 2641-20, 2641-21CT, 2642-21CT
2643-21CT, 2646-20, 2646-21CT, 2646-22CT, 2656-22CT, 2701-20, 2701-22CT
2702-20, 2702-22CT, 2704-20, 2704-22, 2705-20, 2705-22, 2706-20, 2706-22
2707-20, 2707-22, 2708-20, 2708-22, 2729-20, 2729-21, 2729-22, 2787-22, 2788-22

Item specifics:
◆ Brand: generic/equivalent
◆ Condition: brand new, 1 year warranty!
◆ Voltage: 18V
◆ Capacity: 3000mAh / 5000mAh / 6000mAh / 9000mAh
◆ Battery Type: Li-Ion
◆ No memory effect, can be charged or discharged as needed without loss of capacity.

Note:
1. The battery must be FULLY charged before first use.
2. The battery is stored in a cool and dry place.
3. Do not Separation, extrusion, and impact.
4. Do not put battery into water and fire.
5. Keep away from children.