Product description and features: Converter Top: Perfectly compatible with most 18V Garden PBA series green tools, except 18 and ALB18 the Converter Bottom: Suitable for 20V lithium battery: 5150--20-52, 5150--20-40, 5150--20-26, 20V lithium battery Adapter for 18V lithium battery for green power tools. For a perfect replacement for 18V PBA batteries. Convert DEVON18V lithium battery to 18V PBA battery. 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. 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.