Solar Charge Controller30 Amps | 12-VoltsThe Sunforce Solar Charge Controller is the perfect accessory for 12-volt solar panels. Use it to regulate the voltage, current, or amperage coming from solar panels and being channeled into the accompanying battery. This controller prevents overcharging of the 12-volt battery and protects it for future, long-term use.Features: Fully automated battery charging Built-in blocking diode to prevent battery discharge Float/Maintenance charge Reverse polarity protection Battery type selector Lead Acid/Gel LED battery status icons Pulse Width Modulation (PWM) technology Specifications: Maximum Input: 30 Amps or 450 Watts Designed for: 12-volt battery and solar panel protection Cut-Off Battery Voltage: 14.2 Volts Float/Maintenance Voltage: 13.5 Volts Product Dimensions (L x W x H): 7.1" x 1.9" x 4.1" Product Weight: 0.57lbs