Controller Photovoltaic Energy Storage Lead-acid Battery Lithium Battery $ 48.21 Product information: System Voltage: 12V/24v adaptive No-load loss:0.4W Battery Voltage: 9~32V Rated load current: 20A USB output: 5V * 3A Conversion Efficiency:98% MPPT tracking efficiency:> 99% Temperature compensation coefficient:-2mv/C/2V (default) Operating temperature:-10C to +65C Protection level: IP21 Altitude:3000 m Packing list: Solar Controller*1 Product Image:
