Features 1、Can measure AC voltage/current/power/frequency/power factor/electric energy on this one meter. 2、Low power consumption, high stability, high accuracy. The appearance adopts standard size, more convenient to install. 3、Adopts the digital LCD display with adjustable blue backlight, which is more clear and convenient to read data. 4、Self-calibration voltage, current error and other options can be set by pressing the key. 5、It has alarm functions of upper and lower limits of voltage, current, power and timeout to ensure safety. Specification Features: 2. Low power consumption, high stability, high accuracy. The appearance adopts standard size, more convenient to install. 3. Adopts the digital LCD display with adjustable blue backlight, which is more clear and convenient to read data. Specification: Material: Plastic Measurement Accuracy: 0.5% ±2 words Measurement Rate: Fast/Standard/Slow Operating Temperature: -10-+50℃ Working Pressure: 80-106kPa Working Humidity: 10-80% Size: Approx.79 x 43 x 27mm / 3.1 x 0.9 x 1.9in Package List: 1 x Mutual Inductor 1 x 2PIN2 line 1 x 3PIN2 line 1 x 200A transformer Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List