Buy Sunforce 60032 30 Amp Digital Charge Controller
List Price: $129.99
New Price: $74.50 
Availibility : Usually ships in 1-2 business days
Available at Amazon
Product Features
- 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