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CORDLESS INFRARED HEATING: It’s proven scientifically to be more effective and safer than conventional heating therapy since it penetrates deeper into the skin without causing skin injury. The heated lumbar support built-in 1800mAh rechargeable battery, you can use it anytime anywhere without the limitations of the power cord, it can be used continuously for about 60-90 minutes when full charge.
PAIN RELIEF: Give you immediate & lasting relief from a herniated disc, sciatica, stiffness, back pain, sore muscles, and other back discomfort.