Specifications:     
<br />Current: 300mA.
<br />Frequency: 1 - 50Hz.
<br />Power supply: DC 4.5V.
<br />Pulse intensity: 10 levels.
<br />Powered by 3 x AA batteries (not included).
<br />
<br />Problem check and remedy.
<br />No stimulation at all.
<br />1.Are the pads and the cord connected properly?
<br />Check the connection to make sure it is correct.
<br />2.Are the electrodes set properly?
<br />See before instructions on how to set them properly.
<br />3.Have the batteries run down?
<br />If so, replace them with new one.
<br />4.Are the batteries installed properly?
<br />See before instructions on how to insert them properly.
<br />The display and treatment mode light up but there is no stimulation.
<br />1.Are the electrodes set properly?
<br />The power to the connected channel automatically turns off approx. 10 seconds if one of the two electrode pads is removed from the skin. Therefore, set them closely to your skin.
<br />2.The intensity level is at what position 
<br />Press on the intensity control button and stop at a point where there is moderate stimulation.
<br />3.Are the electrode pads overlapping?
<br />Affix the pads so that they do not overlap in any way.
<br />Skin turns red.
<br />1.Is the treatment time too long?
<br />Limit your treatment time to 10 - 15 minutes.
<br />2.Have the pads dried?
<br />Wet the surface of the pads and try again. If that does not solve the problem of if the pads are quite soiled, replace them with new one.
<br />3.Are the pads affixed firmly?
<br />Set them so that they fit closely to your skin.
<br /> People who suffer from any of the following diseased should not use the electrode pulse. 
<br />Showing any symptoms should not use the electrode pulse
<br />Massager for low- frequency treatment:
<br />1.Heart disease
<br />2.Users of pacemakers
<br />3.High fever
<br />4.Acute ( painful ) diseases
<br />5.Abnormal blood pressure
<br />6.Menstruation, pregnancy or after giving birth
<br />7.On or around cuts and / or skin diseases
<br />8.Malignant tumors
<br />9.When the body is wet from bathing, showering or sweating
<br />10.Tuberculous disease
<br />11.People receiving medical treatment should consult the physician before using it.
<br /> Caution 
<br />1.Please remove batteries if product is not in use for a long time.
<br />2.Never apply the electrode pads to your skin with the power supply on, otherwise, it may result in sudden shock.
<br />3.Make sure not to move the electrode pads to another part of your body or to another person's body before turning off the power.
<br />4.Should you feel any abnormality in either the main unit or your body, stop using immediately.
<br />5.Do not use the unit in a room with high humidity or when bathing, driving or sleeping.
<br />
<br />Item Type: Massage Relaxation
<br />Materials: Plastic
<br />Package weight: 0.567 kg
<br />Product Size  ( L x W x H ): 15.00 x 10.00 x 5.00 cm / 5.91 x 3.94 x 1.97 inches
<br />Package Size ( L x W x H ): 17.00 x 14.00 x 8.00 cm / 6.69 x 5.51 x 3.15 inches
<br />Package Content: 1 x Massager, 2 x Connecting Cable, 8 x Electrode Pads, 1 x USB Cable, 1 x Power Adapter