The SolarGuard CC-64 charge controller is designed to be used with your Uni-Solar FLX series solar panels. Using today's technologically advanced PWM charging technology, the CC-64 helps your solar charger optimize battery performance and increase battery life. The CC-64 features plug-n-play connections for simple installation, 22" inch fused battery leads, and an impact resistant ABS plastic case. The CC-64 can handle up to 2 FLX-32 solar panels utilizing the Uni-Solar Y-Connector.