Comprehensive measurement: This device accurately measures voltage, current, active power, and energy, providing essential electrical parameters for monitoring and management of your electrical systems with readings displayed in realtime for immediate analysis and decisionmaking. Large LCD display: The userfriendly largescreen LCD simultaneously shows multiple parameters including voltage (80260V range), current (up to 100A), active power, and energy consumption, allowing for quick and easy reading even from a distance in various lighting conditions. Overload protection: Featured overload alarm function alerts you when power exceeds a certain threshold, helping forestall potential damage to connected devices and electrical systems while extending the lifespan of your valuable equipment. Practical applications: Home energy management: Monitor power usage of essential appliances to optimize efficiency and prevent unexpected surges. Workshop equipment: Keep tools and machines within safe power limits to reduce risk of damage and downtime. Laboratory testing: Track power draw of experiments and test rigs to ensure stable operation and safety.