Weatherproof 12V DIN plug for panel mounting. Weatherproof 12v DIN plug, from which you can power accessories and also charge the battery. As an accessory, it is possible to install an additional adapter SAE-72 (included with the battery charger), with which you can charge the battery via the SAE-78 plug. To connect to the battery, SAE-11 is required (included with the battery charger)