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About This Item 【Intuitive Using】: This electric portable heating pad device uses USB charging which is more convenient. It has two different massage modes, you can choose the mode according to your needs. 【Wild Applications】: You can use our products in different scenarios, whether you are resting, reading, driving, or working, it will not have too much iuence to you. 【Suitable for】 women during menstruation, people lack of exercise, people with chronic waist ache and the elder. 【Othes】Wireless, more convenient, small and light in weight, easy to carry.