Features: Power consumption meter with digital display large LCD display. Calculates electricity costs according to individual electricity tariffs. Lightweight and portable, with only two buttons, no cumbersome operation process. Full function: energy consumption, voltage, amperage-, power frequency, power factor, total-energy, total costs, taotal days- of measuring, programmed cost. Suitable for measuring the power consumption of most household and office appliances. Specifications: Material: ABS- Size: approx 180x66x75mm/7x2.6x3-inch Note: Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Energy Cost Meter