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Wattson by DIY KYOTO

Wattson 01 monitors the amount of electricity coming into your home

This vaguely Apple-looking housing hides a sensor clip and a transmitter which measure the amount of electricity coming into a home. The display shows, in watts or in cost, how much electricity the home is using at any moment. In addition, on the underside of the housing are coloured lights which provide a secondary reading: when the lights glow blue, less electricity than normal is being consumed; a purple glow means about average usage; and when more electricity than normal is being used, the lights go red. WATTSON costs £99.95 and for full technical specs and stockists, go to:

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