Features 1、The wide measuring ranges of AC 60-450V can meet your most needs, has a wide applications. 2、The body is made of flaming retardant material, in the use of the time will not easily accident, give you a safer use experience. 3、The three phase 3 LED digital display will real time display the current working voltage, even an elderly also can read it easily. 4、Cold and heat resistant characteristics makes it can be used in a variety of environments, reliable operation in harsh environments. 5、35mm guide rail mounting, easy to install or remove. Specification Are you looking for a new voltage meter for your home? Then you can try our new arrive modular voltmeter. The wide measuring ranges of 60-450V can meet the most needs. 3 LED digital display for you to use it easier. If you are interested in this product, come and have a try, it will not let you down. Features: The wide measuring ranges of AC 60-450V can meet your most needs, has a wide applications. The body is made of flaming retardant material, in the use of the time will not easily accident, give you a safer use experience. The three phase 3 LED digital display will real time display the current working voltage, even an elderly also can read it easily. Cold and heat resistant characteristics makes it can be used in a variety of environments, reliable operation in harsh environments. Specifications: Material: ABS Terminal for wiring: Three phase 3L+3N Voltage ranges: AC 60-450V Rated frequency: 50/60Hz Measuring accurancy: 1.0 Measuring rate: >200MS/time Protections degree: IP20 Ambient temperature(with daily average≤35℃): -5℃~40℃ Storage temperature: -25℃~70℃ Air relative humidity: 1-80%(no condensation) Working pressure: 80~160Kpa Package size: 90 * 70 * 25mm / 3.5 * 2.8 * 1.0in Package weight: 125g / 4.4ounce Packing List: 1 * Voltage Meter Package List 1 * Voltage Meter