Solar Charge Controller LCD Display Electrical Protection Features Impact Resistance Panel Regulator 1. Made of ABS material, it has the features of impact resistance, scratch resistance, heat resistance, low temperature resistance etc2. With LCD display, all settings can be made with one key. It is easy to use and can control the working status of the whole system3. Solar charging and discharge controller can regulate the power supplied from the solar panel to the battery4. With complete protection functions, electrical protection functions such as reverse connection, short circuit, over current etc5. Suitable for 12v voltage and 24v voltage, supports 5V/2ausb output to meet your needs Specification: Item type: solar charge controller Product material: ABS Product model: MG2430Z Voltage: 12V/24V automatic identification USB output: 5V/2a Input voltage: charging mode: PWM How to use: The controller should be connected to the battery first, then to the solar panel and finally to the load, the disassembly order is reverse to the wiring order Package List: 1 x Solar Charge Controller 1 x User Manual Note: Please note that the new type and old type of this product will be sent randomly and make sure you won't mind ordering.