Monitoring current active power<br />Monitoring the current voltage / current / frequency<br />Total time record electricity<br />Record total electricity consumption<br />Calculation of carbon dioxide emissions<br />(1 kWh of electricity produces 0.555kg of carbon dioxide)<br />Power Factor Detection<br /><br />Precision Power Monitor GM87<br />Power supply: 220V 50Hz Max 1A (less than 220W)<br />Accuracy: 1.0<br />Constant: 6400imp / kWh<br />Power consumption: <1W<br />Operating temperature: 0 ~ 45 ℃<br />Storage temperature: - 20 ~ 60 ℃<br />Backlight: 10 seconds without operation of automatic shutdown<br />Size: 119 * 60 * 55mm<br />Screen Size: 45 * 23mm<br />Weight: 129g<br /><img src="http://img6.eachbuyer.com/x9/p100/cb252_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cb252_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cb252_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cb252_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cb252_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/cb252_6.jpg" />