Durable, Multipurpose, Practical, Working Voltage- Designed with solid construction and material. Durable, elegant and easy to use.- With this adapter battery of Milwaukee M18 18VM18 48-11-1828 48-11-1815 48-11-1840 48-11-1850 48-11-1860 48-11-1890......, can be used for DeWalt 18V Li-Ion batteries 18V / 20V (MAX)tools.- This tool allows you to take advantage of the longer run time of Li-ion batteries for your existing 18V tools.- The maximum initial battery voltage (measured without workload) is 20 volts, the nominal voltage is 18 volts.Characteristics:- This adapter allows most Milwaukee M18 18V lithium batteries to be used with DeWalt 18V 20V MAX cordless lithium power tools and allows you to take advantage of the longer life of Li-ion batteries for your existing 18V tools.- The maximum initial battery voltage (measured without workload) is 20 volts, the nominal voltage is 18 volts.Specifications:- Insert the battery correctly into the battery adapter (direction of arrow) and make sure that the battery safety button is correctly seated on the adapter.Then use the tool.*Material: Plastic*Color: Black*Size: About 11*8.5*5.5*Weight: About120gPackage:1 x USB Battery Adapter For Milwaukee M18 18V power toolsNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.