Ship it by china post airmail for free. without AAA battery and retail box. Hightlight: dual input， if you buy more pads， two persons can use it at the same time. suits for family. Description: l Never use the product at the same time with the following therapeutic electronic instruments: 1. Internal transplanted instrument， such as artificial heart rate regulator. 2. Life maintenance based instrument such as artificial cardiac pacemaker. 3. Iapel based instrument such as electrocardiograph. l Brand new， modern Science and technology l Adapting acupuncture technology， easy operation l Wonderful combination of different pulse signals will make you hace the true feeling of acupuncte， stroking， manipulation， cupping， massage and scrapping l Electronic pulses stimulates accupuntral pressure points and improves blood flow l Alleviates back pains， shoulder pains， muscle pains etc l It helps to relax you from stress， remove your muscle tension and tiredness l Very light weight， suitable for home， travel and office use l Great as a gift to your family members and friends l Size: 154x65x15mm l Net Weight:100g l Can be charger with USB cable or by 3*AAA batteries(not included) l Range of application:Stiff shoulder， end neural paralysis， neuralgia， shank ache， whole body fatigue， stomachache， bad cold， cervical vertebra neck ache， periarthritis， toothache， high blood pressure， low blood presure， energy failure， weak sexual ability， irregular menstruation， various acute chronic disease Package includes: 1*dual input white Digital Therapy Machine !#!amp!*! SI-PRO Therapy device 4* Electrode pads (2 pairs) Replacing the old healthy pads will make you more healthy We suggest that please replace electrode pads with a new one if they are out of use or not good， Because the new one will make your health better and better. And our pads can be used for digital therapy machine ，slimming massager or other therapy machine .Each pad will be checked after shipping out， so it is in good quality.) Pls go to our pads link or contact us if you want to buy more pads. 1*2 way electrode wire 1*4 way electrode wire 1* USB charging cable 1* english user manual