[For Bosch battery]Suitable for Bosch Professional 18V system battery GBA 18V Li battery BAT607 BAT609 BAT610 BAT618 BAT619. The product is installed on the for BOS 18V battery and works in professional power tools for Einhell 18V. Not compatible with for BOSCH 18V PBA battery! [On For Einhell 18V Tools]Perfectly compatible with for Einhell 18V power tools.for Einhell long directional interface, drill, cordless drill, impact wrench, cordless screwdriver, work lamp, fan, LED lamp ect. [Safety and protection]Our creative battery adapter converters for Bosch to for Einhell 18v battery are made of environmentally friendly plastic housings that are wear-resistant, moisture-resistant, fall-proof and corrosion-resistant, thus ensuring the life of the plug; the built-in protective plate and anti-discharge protection system effectively protect the battery from overdischarge. [Easy to install]The inline battery adapter is designed for easy battery installation, with a black button for quick removal and replacement of the battery and a custom-fit adapter that holds the tool and battery firmly together without loosening or slipping, so you can concentrate on your work. Due to different product batches, the appearance may vary, which does not affect the use Colour:As Shown Material:plastic Package Contents: 1 x adapter(battery not include)