Dual Battery Kit Includes one battery and one adapter
Add a second battery for extended run time with dual battery adapter and second battery. One Battery and adapter included in Kit - Photo shows parallel Y-harness connection. Note: An alternate "T" type parallel adapter may be in the kit(photo not shown). Note:The dual battery kit will allow the Retriever to be run with 2 batteries at the same time. However the batteries will need to be disconnected from the adapter so that the batteries can be charged individually. It is suggested that an additional battery charger is purchased with this item.