1. Allows the use of 18V lithium batteries and replacement batteries in most batteries compatible with Makita: BL1860B / BL1860 / BL1850B / BL1850 / BL1840 / BL1830B / BL1830 / BL1820 / BL1815, etc.
2. The battery adapter can make lithium batteries compatible with Dewalt 20V Max tools that use lithium battery.
3. Maximum initial battery voltage ( measured without a workload ) is 20V, nominal voltage is 18V.
4. The solid structure and ABS shell material design make it High quality and easy to operate.
5. Compact and portable, easy to install and disassemble, upgrade your old tools.