Usage Tips:Feature: 1. Excellent longterm reliability, small size, lightweight, perfect appearance, easy installation, etc. 2. A simple 3phase 4wire din rail instrument with a transparent case, widely used in submetering system. 3. Using intelligent control chip, you can see the realtime power and power consumption at a glance, allowing you to easily control the working status of power consumption. 4. Made of material of pure copper and plastic, which makes it perform stable performance. 5. LCD backlight display function, with high precision and protect the safety of electricity use. Specification: Condition: 100% Item Type: Energy Meter Color: As Pictures Shown Material: Pure Copper+PlasticSize: Approx. 100x76mm/3.9x3inFeatures:LCD backlight display Inside battery supports shutdown display Voltage: 3x230/400V Current: 3x5 (80) A Operating Voltage: 0.9-1.1 Rated voltage Maximum Voltage: 0.8-1.15 Rated voltage Accuracy Level: 1.0 Frequency: 50Hz Pulse Constant: 400imp/kWh Display: LCD 6+2 Power Consumption: 2W, 10VA Starting Current: 0.004lb Operating Temperature: -20-55 Creep: Pulses less than once when rated voltage is 115% or current is no current.. Package List: 1 x Energy Meter1 x