Features 1EASY TO USE The solar charge and discharge controller adopts automatic system voltage level recognition and intelligent PWM charging method. 2WIDE CONTROL RANGE The control parameters of the solar charge and discharge controller can be flexibly set to meet your different application requirements. 3LCD DISPLAY Solar controller with large screen image LCD graphic simple button operation. 4TEMPERATURE COMPENSATION Solar voltage regulator PWM charger with automatic temperature compensation adjustable charging and discharging control parameters. 5SAFE TO USE The solar charge controller has builtin safety hours accumulation of charge and discharge battery reverse discharge battery undervoltage battery reverse connection overload and short circuit protection. Specification Item Type: Solar ControllerMaterial: ABSWeight: Approx. 320g / 11.3ozProduct Size: Approx. 182x91x50mm / 7.2x3.6x2.0inProtection Function: Battery undervoltage protection overload short circuit protection battery reverse discharge protection battery reverse connection protection Rated working voltage 24V Solar panel voltage 100V Float voltage 55.2V Undervoltage protection 42.8V Undervoltage recovery 50.0V Load loss 30mA Circuit pressure drop 170mV Charging mode PWM mode Package List 1 x Solar Controller1 x Probe1 x English Manual Note 1. Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.