USB Rechargeable Acupuncture Pen

USB Rechargeable Acupuncture Pen Electric Acupuncture Point Massage Pen Massage Device Body Massager Muscle Stimulator TherapyUsage Mode:Electric Application:Body Model Number:massage pen Item Type:Massage & Relaxation Material:Composite Material Size:Medium,Multi Size SML Brand ...USB Rechargeable Acupuncture Pen Electric Acupuncture Point Massage Pen Massage Device Body Massager Muscle Stimulator TherapyUsage Mode:Electric Application:Body Model Number:massage pen Item Type:Massage & Relaxation Material:Composite Material Size:Medium,Multi Size SML Brand Name:KWD Origin:Mainland China Item name:Electronic Acupuncture Pen Working voltage:DC 3.7V Power adapter:5V/1A Intensity:1-9 files Mode:3 types Ambient teperature range:-40C ~ 55C Relative humidity range:?