Inlaying 5 permanent magnets
<br />Smooth the nerve system
<br />Promote blood circulation
<br />Remit the neck/waist/knees? pain & cold
<br />Help to cure cervical vertebra disease
<br />Without using of electricity & spontaneous heating
<br />Safe and convenient to use
<br />Obvious effects for keeping health
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<br />Usuage:
<br />1. Use wet cloth to wipe the heat part of neck/waist/knees massager before you wear them on. You will feel obvious heating on the neck after about 15-30 minutes. It takes longer time if you do not make the heating parts wet.
<br />2. It's a re-use product and can be used for very long time.
<br />3. Just wash by hand. No need any soap.
<br />4. Scorching hot is normal phenomenon when you first use this product. Just take off the massager, the scorching hot will disappear later. 2-3 times every day and 3 hours each time is more beneficial to your health.