A hefty portable power bank is a handy thing to DIY, but one needs to get their hands on a number of matching lithium-ion cells to make it happen. [Chris Doel] points out an easy solution: salvage ...
A power bank designed to wirelessly charge cell phones has been recalled as it can overheat and catch fire. According to the Consumer Product Safety Commission, 429,200 of the Casely Power Pods ...
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