Protection function to prevent overcharging, overvoltage, DC output low voltage, high voltage protection, reverse connection protection, etc. LED intelligent digital display status is clear at a glance. Real-time display of working output voltage. Multiple operating modes, easy control to control the overall situation, automatic disconnection when full, automatic memory data storage. Large -section boundary port, enlarged wiring port, can connect 16mm wire. Dual USB charging ports, support most USB port devices on the market. Name:Solar Controller Solar panel photovoltaic input power:Less than 1800W Rated charging current: 150A Photovoltaic panel input voltage range: 15V-23V photovoltaic panel for 12V battery, 30V-45V photovoltaic panel for 24V battery, 45V-69V photovoltaic panel for 36V battery, 60V-90V photovoltaic panel for 48V battery Rated output current: 50A Low voltage protection voltage: 10.7V * 2/3/4 High voltage protection voltage: 15.5V * 2/3/4 USB output interface: 5V/1A * 2 DC output interface: 2A * 1 Charging method: Focus MPPT pulse width modulation Charging protection function: Prevent overcharging, overvoltage, DC output low voltage, high voltage protection, reverse connection protection, etc. Cooling method: Heat sink self-cooling Operating environment temperature: 0-60℃ Size: 195x183x68mm Due to different product batches, the appearance , which does not affect the use. Colour:As Shown Material:ABS+ aluminum Package Contents: 1 * Solar Controller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.