Features Battery Adapter: For Hitachi and for power tool battery can be charged on 18V lithium battery charger through this converter, save your cost. Good Protection: The adapter has built in PCBA, protecting the circuit well, can prolong the service life of the battery adapter. Stable Connection: The power tool battery is perfectly compatible with the battery adapter converter, with stable connection. Safe ABS Material: This battery adapter adopts premium ABS shell, which is flame retardant, has high strength, safe and durable. Compact and Portable: This battery adapter converter is small and portable, convenient to use when working outdoors. Specification: Item Type: 18V Battery Adapter Material: ABS Package List:1 x 18V Battery Adapter Note:If not used for a long time, please separate from the battery. Package List 1 x 18V Battery Adapter