Feature:1. Battery Adapter: Efficient in converting for BOSCH 18V lithium battery to for Hitachi 18V 7pin lithium battery for stable power supply.2. Stable in Works: The firm and reliable connection guarantees no falling off, which will largely simplify your working and operation.3. Better Material: Combining premium ABS material with great workmanship, the sturdy battery dock connector is very durable for using.4. Reliable in Use: Highly compatible with batteries and tools, the battery converter allows for higher safety and long service as well.5. Easy to Install: Light in weight and compact in size as well, the simple convenient installation can be quickly completed in minutes.Specification:Item Type: Battery AdapterMaterial: ABSConverter Top: Perfectly compatible with most for BOSCH 18V Garden PBA series green tools, except PSM 18 LI and ALB18 LI. Converter Bottom: Suitable for Hitachi 18V 7PIN flat push lithium battery model BSL1815X, BSL1830, 330067, 330068, 330139, 330557. .Package List:1 xBattery AdapterNote:1. The adapter has a protective piece. 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.