Kunlun Dm18M Battery Adapter For Makita 18V Tools Convert For, Bare Adapter Only ?ADVANTAGE?Convert for Dewalt 20V battery or Milwaukee M18 18V battery to Makita 18V battery, reuse for your old Dewalt batteries or Milwaukee batteries and save your money on new 18V batteries for Makita. ?FULL COMPATIBILITY?Battery converter are fully compatible for Dewalt 20V battery DCB200 DCB201 DCB203 DCB204 DCB206 DCB207 DCB609 and etc, and also fully compatible for Milwaukee 18V lithium battery 48-11-1811, 48-11-1815, 48-11-1820, 48-11-1822, 48-11-1828, 48-11-1840, 48-11-1841, 48-11-1850, 48-11-1852 and etc. ?WIDE APPLICATION?Use this battery adapter to convert for Dewalt 20V battery or Milwaukee M18 battery to Makita 18V battery, replace for Makita 18V battery BL1830 BL1840 BL1850 BL1860 and etc. ?MULTIFUNCTION?Built-in one 5V/2.1A(Max) USB port can charge all portable electronics devices, like phone/tablets and more. ?NOTE?Adapter can?t be used into any chargers, please remove the adapter when recharge the battery. ?WHAT YOU GET?1 x battery adapter, and come with a 12 months product warranty to ensure your worry-free purchase. Please feel free to contact us if any concerns about this product.