I found this on another forum which may be useful to you - If you want to be able to keep a closer eye on your day to day usage, I recommend investing in one of these smart energy monitors, as I have done http://www.ebay.com.au/itm/Energy-Monitor-for-Smart-or-Digital-Electricity-Power-Meters-EW4500-Wireless/142123750213?hash=item21173c5345:g:oEwAAOSwQItT-uvf or you can search ebay for 'ew4500 power' and they'll come up.The smart meter has a light on it that flashes every time you use (I think i ...