This is our new product Eneloop 5 AA to1D Size Battery Converter Adapter. As it is well known， it is difficult to find theD size battery in the market. This battery converter adapter is very popular now with its compact and unique design. It is easy to convert AA battery intoD size battery， convenient and practical. Made of high quality material， it’s durable in use. Except that， this Battery Converter Case can be used to store the unused battery， safe and simple. It will be the necessity to many families! You deserve to own such a utility case.                                    Features            Convert any 5 AA size battery to1D size batteryCompact and unique design， easy to usePerfect for electronics and emergency situationsA gadget to keep close at hand， at home， at the office， etc.Provide you with much convenience and utility                                                            Specifications             Dimensions     2.17 x 1.26" / 5.5 x 3.2 cm (H x Dia)    <br> Weight     0.53 oz / 15 g    <br> Color     White    <br> Type     AA to D     <br>                                                             Package Includes            1 x Battery Adapter<br>