Wattson is a device that shows you how much electricity you\'re using and so will help you to work out your carbon footprint, and where you can save electricity and money.

How Wattson works: Information from a transmitter attached to your electricity meter or fuse box is beamed directly to your Wattson which instantly displays your current usage.In fact, for such an ingenious device, Wattson is really easy to install and even easier to use and the instructions are completely free of techno-babble.

Wattson can now show energy use in Euros, Dollars, Yen as well as Pounds, making it a truly international product.It can measure single and also 3 phase systems, making it suitable for large houses and even small businesses.

Full Specifications

Portable wireless unit allows instant reading of electricity use anywhere in the home within approx 30m of transmitter. Shows how much each electrical appliance uses when you switch it on or off. Prominent LED digital display shows electricity usage in £s or Watts, easily readable in all light conditions.Coloured mood light, which breathes and pulses, changing colour when you alter how much electricity you use: cool blue for small amount of electricity being used, warning red for high energy consumption.

Energy-use history

Electricity use information stored within Wattson’s internal memory, providing a detailed history of energy use.Data viewed graphically using Holmes – Wattson’s own personal data sleuth program.Software both PC and MAC compatible. Daily, weekly, monthly and yearly views of energy use.

Sensor details

Easy to install power sensor, no electrician normally required to clip the sensor to cables from your electricity meter. Compatible with single and three phase electrical systems, for use in homes of all sizes as well as small business premises. Sensor powered by 4 AA batteries (supplied).