The optimal controller for acid-, gel- and AGM-batteries. 2 batteries up to 240W connectable. Equipped with 4 loading phases because it is equipped with the micro processor. Therefore it prevents the sulphation of the battery. LED display with flash frequency. Technical data: 12V, charging curves 4 phases, own consumption 1mA/h, 15A max, 240W max, pre-installation for the connection of two-party modules, parallel switch for the engine battery, protection against short circuit and polarity inversion.