Solar Charge Controller, 12v/24v Solar Panel Regulator, Dual Usb Ports, Power Protection, Charge And Discharge Adjustment, With 5v Light Timer Control The product is shipped based on the color or size of the main image of the product page. This product provides short circuit protection, open circuit protection, reverse protection and overload protection. Perfectly and safely used in various applications, such as household, industrial, commercial, etc. Adopt PWM charging management to improve charging efficiency. Adjustable floating charge voltage, discharge stop voltage and discharge reconnect voltage. The solar charge controller equipped with two USB ports supports USB output 5V/2.5A max. The solar controller can display status and data clearly, and can easily switch modes and settings. Automatically adapt to 12V/24V battery voltage, easy to operate. This product monitors battery voltage and opens the circuit. In addition, when the battery voltage reaches a certain level, battery charging stops. This product is designed for lead-acid batteries: OPEN, AGM, GEL, and not for Ni-MH, Li-ion or other batteries. Material: ABS Battery voltage: 12V/24V Adaptive Item Color: Blue and Black Charging Current: 20A Maximum power: 240W (12V), 480W (24V) Discharge current: 10A, 20A, 30A Maximum solar input: