Features 1、[High Accuracy] Industrial grade main control chip, 16 level AD sampling accuracy, accurate real time display of temperature, charging current, and discharging current, and power generation at a glance. 2、[Large LCD] Non stop detection during charging, two way focusing tracking, large screen LCD display, adjustable charging and discharging parameters, adjustable ultra wide charging. 3、[Simple To Use] As long as you understand the battery characteristics and set the corresponding charging parameters, you can charge any battery, the time can be adjusted, and it is easy to use。 4、[Effectively Protect Battery] Complete 3 stage charging management, which can effectively protect the battery, the battery is more durable, so you can use it with confidence. 5、[ Full Protection ] Built in overheating, overcurrent, short circuit, open circuit protection, reverse connection protection, when the fault is eliminated, the controller will automatically recover without damaging the equipment Specification Item Type: Solar Controller Material: PVC System Voltage: 12V/24V self adjustment Solar Photovoltaic Voltage: 12V with 18V solar panel, 24V with 36V solar panel Float Voltage: 14.2V (default value, adjustable) Discharge Static Voltage: 10.7V (default value, adjustable) Discharge Recovery Voltage: 12.5V (default value, adjustable) Standby Voltage: <10MA USB Output: 5V/2A maximum Working Temperature: -10+60°C Weight: Approx. 315g / 11.1oz Package List 1 x Solar Controller 1 x Chinese And English Manual