Product overview A digital PWM controller with LCD screen for clear monitoring and reliable power management. Provides charging and unloading control, multiple protections, and intelligent control for stable, efficient operation in batterybased power systems. Key benefits Clear monitoring: LCD screen shows battery voltage and remaining electric quantity for quick status checks and informed decisions. Safer operation: Builtin protections for reverse charge, opencircuit, reverse battery, wind speed, overvoltage, and overload reduce the risk of common system faults. Precise control: PWM charging and unloading plus over current limit functions enable controlled power flow and reduced stress on batteries and connected equipment. Stable, efficient performance: Digital intelligent control driven by a performance chip maintains consistent operation and improves conversion efficiency. Flexible integration: Designed to work with battery charging systems and renewable energy controllers where voltage monitoring and multifunction protection are required. Key functions and attributes Function: Battery voltage and electric quantity monitoring, PWM charging, unloading control, over current limiting. Protection features: Reverse charge protection, opencircuit detection, reverse battery protection, wind speed protection, overvoltage protection, overload protection. Control: Digital intelligent control via a performance chip for stable regulation and efficient conversion. Compatibility: Intended for batterybased energy systems including wind and solar hybrid setups, offgrid installations, mobile power systems, and backup power control. Use scenarios Offgrid cabin: Monitor battery state and control charging from solar panels with automatic protection against overvoltage and reverse connection. Boat or RV power system: Manage charging and unloading of house batteries while protecting against reverse battery and overload events. Remote equipment or telecom backup: Ensure stable power delivery and protect batteries and devices from opencircuit, over current, and windrelated issues. What you get A multifunctional PWM controller that simplifies monitoring and control, adds layered protection for batteries and equipment, and delivers stable, efficient operation through intelligent digital regulation.