I bought a fan jacket to survive the UK heatwave – it might be the best purchase I’ve made this year

I've been eyeing up Japan's famous fan jackets for years – the UK's latest heatwave finally convinced me to buy one ...
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13 Unexpected Devices That Work With Power Tool Batteries

And with that, the 18V LXT Lithium-Ion Cordless Fan Jacket was born, giving you your very own portable breeze machine. Pop in the same 18V battery you use for your tools, and two built-in fans start ...