Adopt microelectronics and digital processing technology to measure electrical , accurate and reliable. Used for indoor permanent installation. High reliability, low volume, light weight, beautiful appearance, advanced technology and standard guide rail installation 35mm DIN This meter can measure the positive active in the measurement of electricity, which is clearly displayed on the backlit LCD screen. The internal IC chip is produced with precise , with good electromagnetic interference resistance and stable performance. [Two Rows LED Display] The top row shows a temporary power consumption counter and can be cleaned, the bottom row shows the total power consumption and cannot be cleaned., Weight: 0.35825117575 pounds, Manufacturer: Hipzeepo