Product description and features: Converter Top: Perfectly compatible with most BOSCH 18V Garden PBA series green tools, except PSM 18 LI and ALB18 LI the The bottom of the converter is suitable for Bosch BAT series 18V lithium battery: 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; the Adapter for Bosch Professional 18V System Li-Ion Battery GBA for Bosch CH Green Power Tools. Perfect replacement for Bosch 18V PBA batteries. Converts for Bosch 18V GBA batteries to Bosch PBA batteries. Precautions: 1. The adapter has a protective plate. When not in use for a long time, separate the battery from the adapter to avoid damage to the battery 2. This adapter does not support charging the battery 3. There is only one adapter, not including batteries and electric drill tools. The appearance and color of products may vary with different batches, which will not affect the use color: Black material: plastic Package Contents: 1 x Converter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.