Digital Charge Controller from sunforce
The Sunforce 60032 30 Amp Digital Charge Controller prevents overcharging of 12-volt batteries. It is intended for use with 12-volt solar panels, and can handle up to 30 amps of array current and up to 500 watts of solar power. The controller will continuously display the charging current or battery voltage on the LCD digital meter, and also automatically indicates the charged condition of your battery on the LED bar graph. The 60032 is designed to work with all kinds of 12-volt solar panels for indoor use. 
* Charge controller prevents overcharging of 12-volt batteries
* Intended for use with 12-volt solar panels
* Handles up to 30 amps of array current and up to 500 watts of solar power
* Continuously display the charging current or battery voltage on the LCD digital meter
* Automatically indicates the charged condition of your battery on the LED bar graph
