Features:1.Safe and reliable quality、 no side effect、 portable and easy to use.2.Handy、 fast-working and effective for pain relief.3.Suitable for both acute and chronic pain、 such as muscle pain、 back and shoulder pain、 pain in the arms and legs、 headache and migraine、 tennis elbow、 sports injuries、 sciatica and other physical pain.4.Validity period reach to 100000 clicks.5.Activate endorphins from your body、 which is a natural defense against pain.6.Also work through thin clothing.7.There is no danger of excessive use.8.Pulses per second design without power supply and with minimum volume.Description:Product name: Pain Relief PenPower mode: Pulses per secondSize: About 13x1.8cmColor: WhitePackage Included:1 x Pain Relief Pen1 x Stylish carry pouch1 x English instructionsNote:1.Please read the product instructions before use.2.Be away from the children.3.The following situation can not use this product:--If you use a pacemaker--If you suspect you are in your first 16 weeks pregnancy--In and around your eyes--On the carotid sinus nerves、laryngeal or pharyngeal muscles on the front\/side of your neck--On open wounds--Over the heart--Over implanted metal part--On wet skin or in damp surroundingsIf you suffer from epilepsy--Close to oxygen or inflammable liquids--Children under 8 years old should be under the adult supervision when usingMore Details: