... . 4, workable for 10 hours 5. No side effect muscle pain relief patchEnergizing Soothing Pad will produce physics oscillation, the ... for purchasing and replacing.5. It does not have any electronic parts installed so that it can operate easily with zero ... cooling relief from the discomfort associated with migraine, headache, fever, muscle aches, sprains, over-exertion, hot-flashes or whenever you need ...