We have developed a dedicated Energy Monitoring System called Iammeter. It is a kind of online cloud based electrical power management platform in which our Wi-Fi energy meter can be connected. It can real time monitor the electricity usage so that it is widely used in industrial electricity system, commercial electricity system, household electricity system and solar system. And we have related wireless energy monitor hardware device - WIFI energy meter to track your home energy usage or energy production and energy exported to grid in a solar system anytime. The abundant analysis reports make you understand better your electricity bill or the income of your solar system. You can monitor, analyze and save your energy consumption with this platform.