Usage Tips: <p>Charge controller---Solar charge controller With automatic identification system voltage, 12/24V automatic identification. Humanized LCD display, human-machine interface two-key operation.</p><p>Full reverse connection protection---Solar charge controller connects solar panel, battery and power supply. positive pole of the solar charge controller together, and uses the MOSFET series negative control circuit. for solar charge controller.</p><p>Features --- The solar charge controller can choose the charging control mode, and the night light can reset the timer function. Discharge capacity control.</p><p>Work storage function --- The solar charge controller can record total system running time, record error timer during error process. performance and record the number of times the battery is fully charged.</p><p>Reliable Protection Function --- The solar charge controller has reliable over-voltage protection, short circuit protection, overload protection, overload protection and overload protection. Accurate temperature compensation, automatic correction of charging and discharging voltage, improve battery life.</p><p>Number of pieces delivered: 1</p><p>Rated voltage: 12/ 24V</p><p>USB output: 2.4A*2</p><p>Overload current (V): 13.7V/*2 24V</p><p>Overload current Over-discharge (V): 10.5-11V/*2 24V</p><p>Temperature compensation: -3mv/℃/battery</p><p>No-load loss: &lt;45mA</p>< p>Loop voltage drop: &lt; 200 mv</p><p>Display: LCD screen</p><p>Waterproof level: IP32</p><p>Material: plastic + aluminum alloy</p>< p>Color: black + orange</p>