... card, usage instruction man KPT IR Laser Pen for Health-Care Acupuncture1. AcupunctureAcupuncture is a traditional physical ... The results show that, acupuncture can do good effect for human immune function, blood circulatory system, respiratory system, ... : semiconductor laserPower: 50mW, 100mWKPT laser pen, focusing laser card, usage instruction manualDirection for use1. Install 2pcs AAA battery.2. ...