The dji external battery extender for osmo is designed to prolong the operating time of the osmo by allowing it to connect to external power sources its ideal for when you want to use the osmo for extended periods of time such as when producing time lapse video the external battery extender for osmo can be connected to a dedicated dji charger or intelligent battery if using a dji intelligent battery as the power supply a battery 10 pin a or 2 pin to dc power cable is required and can be