General description Compatible with Snap-on 18V lithium cordless tools, this battery adapter allows you to use DeWalt 20V and Milwaukee M18 lithium batteries with your Snap-on tools. It replaces Snap-on 18V Li-ion slide-on batteries such as CTB7185, CTB8185, and CTB8187. Please note that it is not compatible with Snap-on 18V nickel-cadmium tool batteries. Technical specifications Package Dimensions: 11.99 x 8.79 x 2.91 cm Product Weight: 141 g Batteries Required: 1 Li-ion battery Battery Composition: Li-ion battery Recommended Product Use: Indoor/Outdoor Number of Units: 1.0 Compatibility and accessories Compatible with DeWalt 20V Li-ion batteries: DCB200, DCB201, DCB203, DCB204, DCB205, DCB206 Compatible with Milwaukee M18 18V Li-ion Batteries: 48-11-1811, 48-11-1815, 48-11-1820, 48-11-1822, 48-11-1828 Compatible with various 18V Li-ion cordless power tools including: Impact Wrench: CT8810/9010/9015/9050 Hammer Drill: CDR8850/8855/9015/9055 Reciprocating Saw: CTRS8850DB