PWM 12V/24V Dual USB Solar Panel Charge Controller and Solar Panel Battery Intelligent Regulator, with LCD Display 10A/20A/30A(YJSS-20A)

Features: 1. Full 3-stage PWM charge management. 2. Adopt industrial micro controller, charge and discharge parameters can be adjusted. 3. Built-in a variety of protection functions including overcurrent, short circuit, open circuit, reverse connection, etc. 4. Large screen LCD display with backlight. 5. Dual MOSFET reverse current protection, low heating productionification: Model (Optional): YJSS-10A, YJSS-20A, YJSS-30A Batt Voltage: 12V/24V self-adapting Charge Current: 10A/20A/30A Discharge Current: 10A/10A/10A 10A Equalization B01 sealed, 14.4V   20A B20 Gel, 14.2V sealed B20 GelB03 flood 14.4V/14.2V/14.6V Max Solar Input: <41V Floating Charge: 13.7V (default, 12.7-15V adjustable) Discharge Stop:10.7V (default, 9-11.3V adjustable) Discharge Reconnect: 12.6V (default, 11.5-13V adjustable) Standby Current: <10mA USB Output: 5V/2A Max Operating Temperature: -35~60℃ Size: 133*70*35mm / 5.2*2.7*1.3in Weight: Approx. 148g / 5.2oz Tips: All red voltage is only for 12V system, please double it while using 24V systemPackage list: 1 * Solar Charge Controller 1 * Manual  Note:  1. The regulator is only suitable for lead-acid batteries: OPEN, AGM, GEL. Not suitable for NiMH, Li-ion or other batteries. 2. Make sure your battery has enough voltage for the controller to recognize the battery type before first installation. 3. The battery cable should be as short as possible to minimize loss. 4. The charge controller is only suitable for regulating solar modules. Never connect another charging source to it. 5. The controller will be hot when running. Please install it in a well ventilated place.