Use for MILWAUKEE 18V lithium cordless power tools.
Allows for use of 18V Lithium batteries and replacement batteries in most batteries of for :BL1860B/BL1860/BL1850B/BL18 50/BL1840/BL1830B/BL1830/BL1820/BL1815,etc.
This can make listed lithium batteries use on For MILWAUKEE 18V lithium cordless power tools , and let you Enjoy the benefits of extended run-time of Li-Ion Batteries on your existing 18V tools.
Maximum initial battery voltage(measured without a workload) is 20volts,Nominal voltage is 18volts
Can not be used for power tool battery charging, this will not fit into any chargers. If you need to charge your power tool batteries,please use the battery chargers.