Feature 1 The solar controller has multiple protection functions such as short circuit protection, reverse protection, overload protection, etc 2 3 Stage PWM charging management improves system efficiency and extends battery life 3 In order to protect your battery life, once the battery voltage drops below 8V, the solar controller will automatically shut down 4 Equipped with an LCD display, which can clearly display status and data for easy and timely viewing 5 The solar Controller can easily switch modes and parameter settings, suitable for home, industry, business, etcItem Type: Solar ControllerMaterial: ABSUses: Suitable For Home, Industry, Commerce, etcRated Voltage: 12V 24VMaximum Photovoltaic Voltage: 50VUSB Output: 2 USB Outputs, 5V 2A (Maximum)Standby Current < 10MAWorking Temperature: -35-60 Package List1 x Solar ControllerNote1. For your safety, please don't make too big load or increase the solar panel too big2. When charging the battery with a power supply such as a power supply instead of a solar battery3. Please remove the solar panel, and the charging current should not be too large