The Smart Energy Manager is a small device to show your electricity and gas consumption on your smartphone or tablet or computer. You can then discover which devices use a lot of energy. If you want to know how much you can save by switching the television off instead of switching it to standby, or if you want to know if your refrigerator uses a lot of energy, then purchase this Smart Energy Manager to find out. With one device you can measure all your household appliances directly, without having to pull out a plug. Simply connect this device to your smart meter and see immediately how much you can save.