Model: magnetic massage HammerPower supply: AC220V/50HzPower: ≤Output voltage:Size:Weight:IF frequency pulse: Long WaveLow-frequency pulse frequency: Long WaveAmbient temperature range: -10 +40Security categories: QualifiedThe use of the period: 10years Features:this magnetic massage hammer with inside magne design, inside magnet combined with magnetic fieldof human body, which can increase the therapy effect. can enhance blood circulation, make yourblood vessel unblocked. long vibration wave massage enhance cellular & molecular movement.molecular movement.it can boost blood circulation and cure Rheumatoid arthritis and body relax Huakang massage hammer can effectively reduce the movement as a result of your (work) fatigue andstress caused by fatigue and soreness. So that you feel comfortable as soon as possible to restorevitality, when your muscles are sore because of fatigue or tension, and it can penetrate deep-thump,massage, and enhance blood circulation to remove bones, the meridian clear, so that you feel than theartificial Massage also comfortable