Features 1The controller is suitable for the automatic control of charging and discharging process in the off-grid solar system (independent system). 2Use high-speed performance CPU processor for intelligent temperature control. 3The high precision A/D sampling to ensure the accuracy of sampling. 4The efficient tandem PWM charging mode extend battery life improves the system performance. 5Fanless radiator heat dissipation the dust is not easy to enter the sealing is good the power consumption is low and the noise is effectively avoided. 6Use of RS-232 communication the communication speed and communication protocol compatibility are very well. 7The controller with over temperature over discharge overload short circuit protection function. Specification Package List 1 x Solar Charge Controller1 x Probe1 x Terminal1 x English Manual