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From "rings" that workers wear on their hands to modified smartphones, companies are testing alternatives to the "brick on a stick" scanners that have been the industry standard for decades.
The goal: shave a few precious seconds off the time it takes for workers to select, pack and ship items. Warehouse workers use scanners thousands of times a day. Retailers rely on the devices to keep track of hundreds of thousands of goods stored in, and moving around, massive distribution centers.
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