Features 1MPPT Technology: Using MPPT tracking charging can automatically focus feature high charging efficiency perfect three stage charging management effectively protects batteries. 2Excellent Chip: Adopt industrial grade control chip with 16AD sampling accuracy the temperature charge and discharge current are accurate displayed in real time and the power generation is clear at a glance. 3High Performance: This controller is 12V 24V auto identification the time charge and discharge parameters can be adjusted with large LCD screen display dual USB interface output more convenient for charging. 4High Safety: Built in overheating over current short circuit open circuit anti connection protection after the failure is eliminated the controller will automatically recover without damage to the device. 5Bidirectional MoS Tube: Adopt bidirectional MoS tube anti backflow circuit high power charging method with ultra low heating. Specification Item Type: MPPTSolarChargeControllerMaterial: Aluminum alloyDisplay: LCD screenActing Current: <10MADouble USB Output: 5V 2A maximum (charging for mobile phones tablet etc.)Work Temperature: -35 to +60 Package List 1 xMPPTSolarChargeController