【Soothing Heating Function】 The car back lumbar support for driving seat with 2-level heating function that can provide a gentle heating therapy experience and further relax tense muscles. There are 3 timing options for heating: 15, 30, and 60 minutes for you to choose from, which is very convenient and easy to use.Press the Heat button to switch levels; indicator lights show dark red for Low, bright red for High.
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