Product Description Package include:      1 Piece 20W epoxy solar panel 1 Piece 10A PWM Solar charger controller 1 piece Junction Box (Had installed Behind Panel) 1 Pair 6.6ft（2M) Wire ( Had installed Behind Panel ) 1 Pair 30A Battery Clips ( Had installed on wire ) 1 piece 1N5819 Diode (Had installed in J-Box)
Highlight:   Bundle Kit save your money Lightweight easy carry Overcharge Protection Reverse protection Can be used for trickle charger DIY your camper backpack Teaching use
Specification     Solar Panel 20W Maximum/Peak Voltage(Vmp) 17.9V Open Circuit Voltage(Voc) 22.4V Maximum/Peak Current(Imp) 1.14A Short circuit current (Isc) 1.23A Output Tolerance ±3% Temperature range -40℃to +80℃ SLA Battery Voltage 12V Dimensions (L x W x H)mm 450*350mm(17.7"x13.8") Solar charge controller 10A Nominal output 12V/24V Max charge current 10A Max Load current 10A Max solar panel 180W 12V/360W 24V Over discharge protection 10.8V/21.6V Reset 12V/24V Over charge protection 14.5V/29V Float charge 13.8V/27.6V Self consumption 2mA/4mA Waterproof Class IP22 Operating temperature -20 to +60℃	10A PWM Solar charger controller