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Can you put battery-operated lights outside in winter? The dos and don’ts to follow if you want to successfully brighten up your garden

If you’re wondering whether you can put battery-operated lights outside in winter, we can only assume that you want to ...
EDN

Battery-operated remote-temperature sensor drives 4- to 20-mA current loop

You can remotely measure temperature using a 4- to 20-mA current loop as long as 4000 feet and a battery-powered, white-light LED driver. You usually configure this equipment to provide a programmable ...