The TENStem eco basic is the most popular TENS unit in the schwa-medico range for price sensitive markets. TENStem eco basic offers a great diversity of programs for an easy selection of the treatment parameters. The TENStem eco basic includes 12 pre-set programs such as burst, frequency modulation, muscle stimulation, dynamic stimulation, HAN stimulation.The TENStem eco basic also offers 4 free programs for own settings. The latest program P16 now offers the possibility of stimulating with monophasic current. P16 is suitable for iontophoresis treatment. TENStem eco basic is ideal for home treatment pain management. It is a valuable TENS unit which offers many features at a very reasonable price.