Feature: 1. LCD DISPLAY: Come with full viewing angle color LCD screen, possess 178° wide viewing angle, you can read clearly 2. 6 PARAMETERS DISPLAY: The meter simultaneously displays 6 parameters such as AC voltage, AC current, active power, power factor, frequency and electrical energy 3. FOR WHOLE HOUSE: Electric appliances used in the whole house, the electricity consumption is clear at a glance 4. MEASUREMENT APPLICATION INDUSTRY: Widely used in chemical industry, power plants, automation equipment, DOS systems, electromechanical equipment, etc., very versatile 5. SCRATCH RESISTANT ABS: Using good quality ABS material, possess impact resistance, scratch resistance, environmentally friendly Specification: Item Type: AC Voltage Current Power Meter Model: D52-2066 Material: ABS Uses: Used in chemical industry, power plants, automation equipment, DOS systems, electromechanical equipment and other places Basic Parameters: Main Specifications: Measurement Accuracy: 1% ± 2 words Measuring Range: AC Current: AC0-100A, Current Display Resolution: 0.01A Power Frequency: 45.0Hz-65.0Hz Power Factor: 0.00-1.00PF Active Power: The display resolution between 0-9999.9W is 0.1W, the rest is 1W Electric Energy: Measuring range is 0-99999kwh, 0-999.99kwh minimum display resolution is 0.01kwh, 1000.0-9999.9kwh minimum display resolution is 0.1kwh, 10000-99999kwh minimum resolution is 1kwh Measurement Speed: About 2 times per second Installation Method: Rail type. Package List: 1 x AC Voltage Current Power Meter1 x User Manual Note: The measuring voltage range of this instrument is 250‑450V, which is only suitable for pure AC 45‑65Hz mains power supply, measuring range 40‑300V is not limited.