This device isn't meant to be used by people (including children) with limited physical, sensory or mental abilities, lacking experience and/or knowledge, except, they are supervised by a person comissioned for his/her safety and were instructed on how to use the device.
Children have to be supervised, to ensure that they don't play with the device.
Don't use the device if you have sensitive skin, heartproblems, thrombosis or high blood pressure.
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