30 Amp Charge Controller: Maintenance free protection of your solar panel and batteries Maintains 12 volt batteries in a fully charged state Continuously displays the charging current or battery voltage on the LCD digital meter LED indicator shows when solar is charging the battery LED indicator shows when the system is over voltage EPIP30I Solar lighting Controller for solar system with automatic lighting control and time functions The EPIP30I solar Controller is designed with a microcontroller for automatic lighting control functions Technical Information 12 Volt: Solar System: 12V 360W(max) / 24V 720W(max) Rated solar input: 20/30A Rated load: 20/30A 25% current overload: 1 min. Load disconnect: 11.1V Load reconnect: 12.6V Equalization voltage (30 minutes): 14.6v Boost voltage (30 minutes): 14.4v Float voltage: 13.6v; x2/2V Temp Comp. (mV/°C): -30mV Temperature: -35°C to +55°C No-load loss:≤5MA Operation Details: Digital LED display shows the 16 lighting options(by switch with 5 seconds ) Number display, from 0 to 7, DC output Number display, from 0. to 7. 1Hz output Digital LED stops flashing to confirm correct switch selection 10 minute delay to make sure it is dark Light and timer control