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.Specifications:Color: grayGear: 3 gearsFunction: vibration, heatingMaterial: cloth+metal+electronic componentsBattery capacity: 2000mAhHighest temperature of the first gear: 48℃Input voltage: 4.
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