1、High Efficiency: Adopt advanced MPPT technology, with tracking efficiency no less than 99% and charge conversion efficiency up to 96%. 2、Applicable Battery: For single and double string lithium iron phosphate or ternary lithium battery, the parameters can be set by remote control. 3、High Accuracy: High accuracy digital boost constant current control algorithm, ensures high efficiency and high constant current accuracy. 4、Aluminum Shell: The solar controller adopts all aluminum shell, corrosion and wear resistant, greatly improves the heat dissipation efficiency. 5、IP67 Protection: The solar charge controller has IP67 protection, with step LED driver, suitable for various outdoor harsh environments.