Devices from the Laserliner Multi-18V series can be operated with this PowerAdapter using the following Makita 18V battery systems: BL1820B, BL1830B, BL1840B and BL1850B batteries. Laserliner devices can therefore be easily integrated into the user's existing Makita tool portfolio, ensuring efficient and seamless use. Liability exclusion: The named Makita brand is not affiliated in any way with UMAREX GmbH & Co. KG. Makita is a registered trademark of the Makita Corporation.