ALLPOWERS 20A Solar Charger Controller Solar Panel Battery Intelligent Regulator with USB Port Display 12V/24V

"Your Satisfaction is our Highest Priority", contact us firstly if you have any question Change the default setting of solar controller, requires: 1. Disconnect the solar panel 2. ensure the remain voltage of battery no less than 12V Note: <1>Please keep it in cool and well ventilated place to maintain good heat dissipation <2>the regulator is only suitable for lead acid batteries: OPEN, AGM, GEL, not for nickel hydride, lithium, ions, or other batteries. <3>Make sure your battery has enough voltage for the controller to recognize the battery before first installation. <4>Indoor use only: the working temperature of this controller is -35°C to +60°C, during hot sunny days, the temperature outside might go up to 60-75°C. <5>When the battery voltage is too low, the controller will stop output(? 8V, controller turn off itself, LCD is blank,? 10.7V, 12Voutput ports are not available); after the solar panels charging, the battery will return to 12.6 V. It is a natural to output. Specification: *Voltage: DC 12V/24V *Self-consuming: 10mA *Rated Charge Current: 20A *Rated Load Current: 20A *Over Charge Protection: 14.4V/28.8V *Over Charge Floating Charge: 13.7V/27.4V *Charge Recover Voltage: 12.6V/25.2V *Over Discharge Protection: 10.7V/21.4V *Over Discharge Recover: 12.6V/25.2V *USB Output: 5V/3A *Operating Temperature: -35?-60? *Size:150 * 78 * 35mm / 5.9 * 3 * 1.4in Warm Tips: Wire Range 26-12 AWG Package List: 1 * Solar Charge Controller 1 * User's Manual Warranty: 18-month product guarantee from ALLPOWERS