Converter Top: Compatible with most BOSCH 18V Garden PBA series green tools, except PSM 18 LI and ALB18 LI. The bottom of the converter fits Bosch BAT series 18V lithium batteries: BAT622, BAT609, BAT618G, BAT609G, BAT618, 2 607 336 170, 2 607 336 092, 2 607 336 091, 2 607 336 040, 2 607 336 208, 2 607 336 236. Adapter for Bosch Professional 18V System Li-Ion Battery GBA for Bosch CH Green Power Tools. Suitable replacement for Bosch 18V PBA batteries. Converts Bosch 18V GBA batteries to be used with Bosch PBA tools. Precautions: 1. The adapter includes a protective plate. When not in use for extended periods, disconnect the battery from the adapter to prevent battery damage. 2. This adapter does not support charging the battery. 3. Only one adapter is included; batteries and power tools are not included. Product appearance and color may vary slightly between batches, which does not affect functionality. Color: Black Material: Plastic Package Contents: 1 x Converter Note: Due to lighting and screen setting differences, the item's color may vary slightly from images. Slight dimensional variations may occur due to manual measurement.