It is a 7A Solar Charge Controller featured by

- LED Solar Charging Monitoring: When solar panel is connected to the solar charge regulator, the Yellow Charging LED will light to show that the 12V rechargeable battery is receiving charge from the solar panel.

- Over Charge Protection: When battery is full, the green High Voltage indicator will light.  The charging controller will shut off power input from solar panel to battery.

- Over Discharge Protection: When battery capacity is low, the Red Low Voltage indicator will light.  The charge controller will shut off power output to load to prevent damage to the battery.

This controller is designed to work with 12-volt batteries.  It can connect solar panel to battery and small DC applications like lights at same time.