The innovative 4-in-1 function of the EM 89 allows for simultaneous or separate use of TENS, EMS, massage, and heat functions – all in one device for comprehensive pain relief and relaxation. With 64 pre-programmed and 6 freely programmable settings, everyone can find the right program for their needs, whether for electrostimulation or targeted pain relief. Thanks to the backlit, easy-to-read display and the favorites program function, users can quickly and easily select their preferred settings. With the rechargeable lithium-ion battery and the convenient storage bag, the EM 89 device can be used anytime and anywhere. The safety shut-off feature ensures that the device can always be used safely and flexibly in everyday life.