KUNLUN 2Pack 6.5Ah 18V Li-ion Replacement Battery for Milwaukee M18 BatterySpecification:Capacity: 6500mAhVoltage: 18VBattery type: Lithium-ionWeight: 1.37lbSize: 4.68*3.28*3.23Replacement Model:Compatible with Milwaukee M18 lithium Battery Charger 48-59-1806 48-59-1812 48-59-1808 48-59-1802Compatible with m18 18v cordless li-ion system tools(Please use "Ctrl+F" to search)2646-22CT, 2643-21CT, 2729-22, 2629-22, 2702-20, 2701-20, 2606-20, 2604-22CT, 2607-22CT2641-21CT, 2646-21CT, 2729-20, 2729-21, 2656-22CT, 2707-22, 2706-20, 2704-22, 2603-202646-20, 2642-21CT, 2641-20, 2629-20, 2706-22, 2705-20, 2708-22 2607-22, 2603-22CT2615-21CT, 2615-21, 2705-22, 2704-20, 2787-22, 2601-21, 2615-20, 2602-22DC, 2701-22CT2707-20, 2708-20, 2606-22CT, 2604-22, 2604-20, 2702-22CT, 2607-20, 2603-22, 2788-22Package Included:2* 6500mAh replacement battery for Milwaukee M181*Battery Charger for M12 & M18 BatteryTips:1. Keep battery away from heat and metal accessories.2. Remove the battery when it is not used for a long time.3. Please recharge the battery before the power run out totally.4. The battery capacity is 6500mAh.5. Let battery cool down when to try use or charge it.6. Please don't let battery sleep for long periods of time, We recommend using the battery at least once every two to three weeks.