Highlights: 4-in-1 function: TENS, EMS, massage and heat 4 channels with 8 self-adhesive electrodes 64 preset programmes for TENS, EMS and massage Heat function for additional relaxation Rechargeable lithium-ion battery. Pain relief and muscle stimulation in one deviceThe Beurer EM 89 Heat combines the benefits of TENS and EMS technology with a soothing heat function. This allows you to use the device for drug-free pain relief or for targeted muscle stimulation. Thanks to the 4-in-1 function, the device also offers relaxing massage programmes that support muscle regeneration. Personalised settings and easy operationWith 64 preset programmes and 6 individually programmable options, the EM 89 Heat adapts perfectly to your needs. The 4 separately controllable channels enable targeted application to different areas of the body. The backlit display allows you to keep an eye on all settings at all times and quickly select your favourite programmes. Flexible and convenientThe device is powered by a rechargeable lithium-ion battery, so you can use it conveniently at any time. The handy storage bag makes it easy to transport and ensures that everything is neatly stowed away.