brand new and high quality Advanced maximum power point tracking technology, the efficiency is not less than 99.5%. High-quality components improve the system performance, and the maximum conversion efficiency is 98%. Super fast tracking speed and tracking efficiency. Large screen LCD display, charge and discharge current display, cumulative power generation and discharge power query, temperature display, light control + delay control; adjustable charge and discharge parameters, with power-off memory and other functions. Dual USB output, the maximum current is 2.5A, support mobile phone charging.Equipped with all necessary for protection devices, the control parameters of the system are adjustable, easy to set up and operate. Built-in short circuit for protection, open circuit for protection, reverse connection for protection, overload for protection. Reverse current for protection, low calorific value, with self-recovery function, will not damage the controller. Feature: 1. Real-time display of temperature, charging current and discharge current 2. Current autofocus tracking charging, high charging efficiency, charging process does not stop detection, two-way for focus tracking. 3. Charge 12V /24V lithium battery, super wide charge and discharge adjustable 4. The minute is adjustable when the output is turned off, which is more convenient (there is no adjustment when the market is only available). 5. Built-in overheating, overcurrent, short circuit, open circuit for protection, fault elimination, controller automatic recovery 6. Two-way MOS tube anti-backflow circuit, high-power charging mode, ultra-low heat. 7. R5.0 solar charging for DC plug, R5.0 for DC lamp output for DC plug, easy to connect Specifications: Name: LCD screen solar controller PV system power 30A / 40A / 50A/ 60A /100A battery 12V photovoltaic system: power is respectively 360W, 480W, 600W, 720W , 840W 30A / 40A / 50A / 60A/ 100A battery 24V photovoltaic system: power is respectively 720W, 960W, 1200W,1440W, 1680W Voltage: for DC 12V / 24V Display: LCD screen Size:140x80x50mm Self-consumption: