[Compatible with and batteries] - Our DM18D battery converter is used for DCB201 DCB203BT DCB206 and Milwauk 48-11-1852 48-11-1840, 48-11-1815, 48-11-1820 18V batteries. [Upgraded DCA1820 Battery Adapter] - The battery adapter is an upgraded version of the DCA1820 converter. It is compatible with 18V/20V lithium-ion batteries, but also suitable for 18V lithium-ion batteries. Then work for 18V Nicad&NiMh Tools. [Applicable to 18V Nicad&Nimh Tools] - Please note that the adapter is only applicable to for Devalt 18V Nichad&Nihh Tools and not to for 18V Tools. [Easy to use and disassemble] - The "DM18D" converter is easy to use. You only need to insert the Dew 18v/20v or Milwau 18v lithium-ion battery into the base of the DM18D adapter, and then insert the Dew 18v Nicad or NiMh tool into the adapter. After your work is completed, simply remove all of them. [USB Output Charger] - The battery adapter is designed with USB output (5V, 2.1A), which allows you to charge mobile phones, tablets, and other low-power devices. Colour:black Material:plastic Size: 106.5 x 105 x 122mm Package Contents: 1 x Battery Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.