Description :<br>MIEO 3.5 LCD Wireless Home Electricity Energy Monitor HA102<br>With the energy situation in today's world and the price of power， conserving your energy usage is a necessity.<br>This device can save you up to 15% of your power consumption and allow you to track and monitor your usage.You can conveniently see where you're using your power and adjust your usage accordingly.It's capable of storing up to 1 years worth of data internally， giving you an accurate reading of when and how much. It's the perfect device to help lower your carbon footprint :)<br>Specification : <br>Material : Plastic casingManage your electricity usage with this wireless monitorChange the energy usage habits to reduce energy waste， save real money to each familyLarge 3.5 LCD displayDisplay of current and cumulative energy usage， cost and CO2 emissionsGraphical display of historical energy consumption dataHistorical data storage capacity : 1 yearMeasuring current : 100mA~70AVoltage : AC 100~250VTransmission frequency : 2s\/8s\/64sWireless signal frequency : 433.92MHzWireless transmission range : 30 meters<br>Package includes : <br>1 x Transmitter1 x Receiver1 x Sensor (10mm)1 x English manual<br>Details pictures :