X-ray study shows cheap batteries are hot mess

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00:00x-ray study shows cheap batteries are hot mess

00:04if you've ever been tempted by those too good to be true battery deals on amazon or timu

00:08lumifield has a very x-ray powered reality check for you

00:12the industrial ct scanning company just released a study of over 1 000 lithium-ion batteries

00:17and the results read like a cautionary tale for bargain hunters

00:21using 3d x-ray imaging lumifield examined popular 1865 o cells found in everything from e-bikes

00:28and power tools to electric toothbrushes discovering that cheap and counterfeit batteries hide serious

00:34flaws lumifield sourced batteries from 10 different brands categorizing them as reputable oems like

00:41samsung and panasonic re-wraps and low-cost counterfeit options from big online marketplaces

00:47of the 1054 batteries scanned 33 had a dangerous defect called negative anode overhang which can

00:54lead to internal short circuits fires or even explosions every single defective cell came

01:01from the low-cost counterfeit pile for those knockoff brands the risk was nearly eight percent

01:06with some shady players topping 12 to 15 percent the red flags didn't stop there some counterfeits

01:13wore pink wrappers mimicking samsung's well-known 30q cells while others boasted laughably fake specs

01:20claiming capacities of 9 900 milliamp hours despite name brands maxing out around 3 400 milliamp hours

01:28in real world tests these imposters barely hit 1 300 milliamp hours proving they're both dangerous

01:34and dramatically weaker than advertised even their internal construction was sloppy with poor edge

01:40alignment further increasing the risk of shorts and early failure by contrast brand name batteries emerged

01:46spotless and while re-wraps generally performed well their murky supply chains make quality harder to

01:51guarantee lumafield's takeaway is clear if you value your gadgets and your home stick to reputable brands