For Milwaukee M18 18V Battery To Work For Dewalt 18V Nicad Nimh Battery Tools, Product Details ?[DCA1820 Battery Adapter]-- The Battery Adapter is the upgraded version of DCA1820 Converter. It is compatible with dewalt 18V/20V Lithium-ion batteries, but also fits for Milwaukee M18 18V li-ion batteries. And then work for Dewolt 18V Nicad NiMh Tools. ?[Widely Compatibility]-- Our DM18D Battery Converter is used for DeWalt DCB200 DCB201 DCB203 DCB203BT DCB204 DCB206 and Milwauk M18 48-11-1852 48-11-1840, 48-11-1815, 48-11-1820 18V batteries. ?[Work for Dewalt 18V Nicad Nimh Tools]-- Attention please: the adapter is ONLY worked for Dewalt 18V Nicad Nimh Tools, NOT FOR Milwaukee 18V Tools. ?[Easy to use and remove]-- Our?DM18D?converter is easy to use, you just need to plug the Dew 18v/20v or Milwau 18v li-ion battery into the base of the DM18D adapter and then insert your Dew 18v Nicad or NiMh tools into the adapter. When your work is finished, just remove all of them. ?[USB Output Charger]-- The battery adapter is designed with an usb output(5V,2.1A), you can use it to charge for your phone, tablet and other small power device. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.