A professional control integrated circuit protects the panel and the battery of sun load against a too low tension and the overload. Charger, etc is used for lighting, security camera, recorder. Easy installation and operation grace in its reduced dimensions Specifications : - Out put voltage CC: 13.0V ± 10% - tension de sorte CC: 4A max. - Input optimal voltage (battery): 13.5V ± 10% - Protection against the discharge: <= 10.5V - Protection against the overload: >= 15V Solar panel: - working voltage: <= 5A - opened voltage: 21 ~ 24V - Type of recommended battery: 12V / 10 ~ 40Ah pile scellé plomb-acide - temperatureof work: -10°C ~ +42°C, humidité : <= 80% dimensions: 120 x 80 x 22mm