I tested a $15 smart switch and found a coffee maker wasting $1,500 a year in electricity
The SwitchBot Relay 1PM Switch turns a device on and off and tells you how much power it's using.
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Christopher Holloway
Christopher Holloway is the founder and director of Progressive Robot, a UK-based technology company. A full-stack engineer with more than two decades of experience, he works across PHP development, ecommerce, Linux infrastructure, technical SEO and AI automation, and writes here on technology, AI, hardware and software.
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