the smart energy kit by onzo is a small device that allows users to track their home energy usage.
the small wireless unit can be placed anywhere in the home and lets users better understand and
manage their energy use. the system has a small sensor that directly tracks energy usage and
wirelessly sends it to the display unit. the display can store up to 10 years worth of energy usage
data and can also be plugged into a computer to upload data and unlock more sophisticated energy
saving advice. the system tracks watts used in real time and allows the user to set goals for their
energy consumption.

http://www.onzo.co.uk