Feature: 1. An intelligent, multi-purpose solar charge and discharge controller 2. Very user-friendly interface with LCD display 3. Each control parameter can be flexibly set to meet your different application needs. 4. Image LCD graphic sign, simple button operation 5. System voltage level automatic identification, intelligent PWM charging method 6. Automatic temperature compensation, adjustable charge and discharge control parameters 7. Load operating mode that can be set 8. With charge and discharge safety hours accumulation function, battery reverse discharge protection, battery under voltage protection, battery reverse connection protection, overload, short circuit protection Specification: Item Type: Solar Charge ControllerStandard: CM5024 Rated Voltage: 12V/24V Lead Acid Battery Voltage Maximum Charge and Discharge Current: 50A Solar Panel Input Voltage Range: 18V-800W/36V-1700W Load Working Time Setting: 1-24 Hours Adjustable Charging Mode: PWM Overpressure Protection: 17V/34V Full Disconnect: 13.7V/27.4V Undervoltage Disconnection: 10.5V/21V Over-Discharge Recovery Voltage: 12.2V/24.4V No-Load Loss: No-Load Loss: ≤10mA, Loop Step-Down: ≤170mV, Temperature Compensation: -4nv/Cell/C Wiring Specification: >3 AWG（25mm²） Working Environment Temperature: -25℃ -55℃. Package List: 1 x Controller1 x Temperature Sensor1 x User Manual