Features: -The adjustable size design can achieve adaptive fit, is not picky about body shape, and is easy to use. -There are aluminum plates to provide effective support for the back and bring better results. -It has 3 levels of hot compress temperature, which can promote blood circulation and relieve fatigue. -It uses low-energy consumption and large-capacity lithium battery, which has long-lasting power and is suitable for wireless use in multiple scenarios. -Made of special mesh material, it is breathable and not stuffy, ensuring comfortable use for a long time. .
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