Features:<br> 100% brand new and high quality<br> Large-screen LCD display, adjustable charge and discharge parameters, with power-off memory function.<br> Use industrial-grade master chip. Complete 3-stage PWM charging management.<br> Dual USB output, maximum current up to 25A, supports mobile phone charging.<br> Dual MOS anti-backflow circuit, ultra-low heat.<br> Built-in over-current, short-circuit protection, open-circuit protection, reverse connection protection, all of which are self-healing and do not damage the controller.<br> <br> Package Includes:<br> 1x Solar Charge Controller<br> <br> Specifications:<br> Material: ABS<br> Current Type: 10A/20A/30A/40A/50A/60A<br> Size: Approx. 133.5x70mm/5.26x2.76inch<br> System Voltage: 12V-24V<br> Maximum Photovoltaic Voltage: 23V for 12V battery; 46V for 24V battery<br> Battery Type:<br> B1=Automatic identification of lead-acid battery 12V/24V battery<br> B2=Lithium-ion battery (lithium battery) 3 strings 3.7V=11.1V<br> B3=4 strings of lithium iron phosphate batteries 3.2V=12.8V<br> Charging Cut-off Voltage: 14.4V(B1) 12.6V(B2) 14.6V(B3)<br> Discharge Cut-off Voltage: 10.7V(B1) 9V(B2) 10V(B3)<br> Discharge Recovery Voltage: 12.6V(B1) 10.5(B2) 12V(B3)<br> Light Control Turn-on Threshold: Photovoltaic Panel 8V (light control turn on the light has a delay)<br> Light control light off threshold: Photovoltaic Panel 8V (light control light off has a delay)<br> USB Output: 2 USB Outputs, 5V/2.5A (maximum)<br> Standby Current:<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store