The solar controller have delicate appearance, lightweight, convenient to install and remove. Large LCD screen, clear figures, scratch proof. Superior ABS material cover, high temperature resistance, stable and not easy to deformation. Intelligent impetus off to protect your circuit and cell, safe, quick and efficient, is your very nice life small assistant.   Features: Clear, accurate, link indicator icon.  Delicate appearance, lightweight, convenient to install and remove.  High charge capacity, 80A solar charge controller, 12V/24V automatic identification.  Intelligent impetus off to protect your circuit and cell, safe, quick and efficient.  Large LCD screen, full screen display parameters, intuitive and clear data.  Superior ABS material cover, high temperature resistance, anti-fall overall design, achieve the longest service lifetime.  Intelligent high-complex protection technology, short circuit, overcharge, over-current and reverse connection protection.  8mm high quality aluminium alloy heat sink, the heat reduction efficiency is as high as 2 times of ordinary protector.   Specification: Model: 1 : S60;  2 : S80 (optional);  Color: Black;  Screen Type: LCD;  Cover Material: ABS;  Rated Working Voltage: 12V/24V;  Rated Working Current: 1 : 60A;  2 : 80A (optional);  Installation Wire Number: 4AWG;  Low Voltage Protection: 1 : ≥300AH;  2 : ≥400AH (optional);  Loop Pressure Drop: ≤160mV;  Temperature Compensation: -4mV/Cell/℃;  Humidity Rempuirements: ≤90%No gel;  Working Temperature: -10℃~60℃;  Humidity Temperature: -30℃~70℃;  Solar Panels Voltage: ≤48V;  Item Weight: 545g / 19.22ounces;  Package Weight: 642g / 22.65ounces;  Item Size: 1 : 188 * 128 * 61mm / 7.40 * 5.04 * 2.40in;  2 : 190 * 130 * 60mm / 7.48 * 5.12 * 2.36in (optional);  Package Size: 210 * 140 * 70mm / 8.27 * 5.51 * 2.76in;   Package List: 1 * Solar Controller;  1 * Instruction Book In Enlish