20W Solar Panel Dual USB Output Solar Cells Solar Panel 30A Controller for 12V/24V Battery Power Charger

Solar panel: USB output: 5V Number of USB ports: double Solar panel voltage: DC12-18V Solar panel power: 20W Controller: Model: PWM Step-down charging: 28.8V Floating charge: 27.4V USB output: 5V / 3A Self-consumption: less than 10 mA Discharge stop: 21.4V Voltage: DC 12V / 24V Maximum solar input: less than 50V Current: 10A / 20A / 30A / 40A Nominal working current: less than 20A Disconnect and : 25.2 V Working temperature: -35Celsius-60Celsius Output voltage: 12V / 24V automatic identification voltage Suitable for 10V-12V photovoltaic system: 120W solar panel 12V lead-acid battery 21V maximum input voltage. Suitable for 10V-24 V photovoltaic : 240 W solar panels 24 V lead-acid batteries 42 V maximum input voltage. System connection: 1. Connect the battery to the charge controller-plus and . If a 12V battery is detected it will display 1; if a 24V battery is detected it will display 2. 2. Connect the photovoltaic module to the positive and negative regulators. 3. Connect the consumer to the charge controller-plus and . colour:As shown Material:Polysilicon size:43.5 x 20CM Package Contents: 1 x 20W solar panel 1 x Solar controller (30A) 4 x suction cup 1 x alligator clip 1 x car charger Only the above package content other products are not included. Note: Light 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.