This module monitors the charge status of a 12V lead-acid car battery and recharges it automatically when the voltage falls. When the battery is full, the module shuts off the charging process and continues to monitor the battery. The module is ideal for lead-acid batteries in alarm systems, holiday cottages, caravans, campers, etc., to keep them constantly topped-up without overcharging. * Automatic charge stop at approx. 13.8 to 14.2V * Short-circuit and reverse current protected * Also suitable as charge regulator for solar panels * For use with lead-acid batteries only * Kemo type M083