Magic Electronic Massage Pen Laser Meridian Pen Acupuncture Pens Massager for Body Automatic Find Acupressure Therapy Machine Specifications: 1.Output intensity: 0 to 10 mA 2.output intensity control: ON/OFF. 0 to 10 3.power supply: DC 3.7V 4.micro-current output: 0 to 2 microamps 5.sensitivity adjust control: 0to 10 6. Frequency control : Maximum 23 Hz，adjustable， 7. Large LCD Digital Display: Frequency / sensitivity indicator 8.Indicator lamp: pulse rate indicator 9. Pluse width: 22 microseconds 10. pulse modes: continuous 11. pulse shape: asymmrtric biphasic sqyare wave 12. point detection" meter, sound and light indicators 13. output channels: one 14. box size: 269*170*53 mm Description: 1. It has 3 replacement probes: one beauty probe for face only, middle size probe for body,small size probe for ears and hands. 2. Rechargeable: with high-capacity rechargeable lithium battery. 3. It comes with a point locator and simulator. 4. It comes with an LCD digital display plus light and sound indicators for locating acupuncture and trigger points. 5. It comes with a reflux bar. 6. It comes with an effective push button for immediate electric acupuncture treatment of the point or area following its detection. 7. Adjustable point location sensitivity. 8. Adjustable frequncy，1-23Hz，. 9. The theory is based on traditional Chinese medicine theory, no any harm to human health. 10.This device could help you find the meridian accurately and easily,and make Self-treatment for electric acupuncture . 11.Using time: one or twice a day for one acupoint or one area for about 3 or 5 minutes each time. Longer time may also be necessary in some cases. Package include: 1 x Acupuncture pen 1 x Power Charge r，Power: 110v~240v，sutiable for all over the world country，,we provide the UK/ US/ EU plug, you can choose it according to the options， 1 Conductive bar 3 x Acupuncture Pen Head/ replaceable probe 1 x English Manual Please notice: the item is packed with original box, we will pack it well for you.