Feature: 1. Low Power Consumption: The power supply adopts ultra low power consumption chips to reduce static standby power consumption and energy consumption.    2. High Efficiency: This is a compatible MPPT intelligent efficient charge controller, it has efficient charging function to automatically track the maximum power point, 10%& 8209;30% higher than the ordinary controller charging efficiency.    3. Real Time Display: All kinds of real time data are displayed on a display screen, which is convenient for users to check at a glance.    4. Good Heat Dissipation: This solar charge controller is used for USB 5V output for mobile phone and fan charging, dual period control mode, and good heat dissipation performance.    5. Excellent Performance: This solar controller is made of premium aluminum and ABS, it is sturdy and durable, with excellent performance and long service life.       Specification:                Item Type: Solar Controller Material: Aluminum, ABS Gross Weight: 506g / 17.8oz Product Size: Approx.18.8 x 9.6 x 6cm / 7.4 x 3.8 x 2.4in Voltage: 12V 24V T40A Style: 500W(12V) 1000W (24V) Operating Temperature: -10°C~60°C Storage Temperature: -30°C~70°C Purpose: solar controller                    Package List: 1 x Solar Controller   5 x Expansion Tube    5 x Short Screw    5 x Long Screw    5 x Nut    1 x Instruction Manual    1 x DC Head                 Feature: 1. Low Power Consumption: The power supply adopts ultra low power consumption chips to reduce static standby power consumption and energy consumption.    2. High Efficiency: This is a compatible MPPT intelligent efficient charge controller, it has efficient charging function to automatically track the maximum power point, 10%& 8209;30% higher than the ordinary controller charging efficiency.    3. Real Time Display: All kinds of real time data are displayed on a display screen, which is convenient for users to check at a glance.    4. Good Heat Dissipation: This solar charge controller is used for USB 5V output for mobile phone and fan charging, dual period control mode, and good heat dissipation performance.    5. Excellent Performance: This solar controller is made of premium aluminum and ABS, it is sturdy and durable, with excellent performance and long service life.       Specification:                Item Type: Solar Controller Material: Aluminum, ABS Gross Weight: 506g / 17.8oz Product Size: Approx.18.8 x 9.6 x 6cm / 7.4 x 3.8 x 2.