We just got this clock, alarm clock, timer and thermometer from the CAT online shop, for £14.75.

Not because of the way it looks (clearly), but because of the way it’s powered.

Literally a few drops of water every couple of months will keep the battery (which is about the same size as an AA) running for two years or more. “As all the components of the H20 water battery are recyclable the benefits over traditional batteries are countless”, claims the box – a statement that shows the company also saves money by not employing a copywriter.

All power to them.

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