Key Features Be Pain Free without medication! Provides relief from period & endometriosis pain using TENS and heat Fits to your body shape - soft to touch, ergonomically shaped, comfortable and flexible 2 in 1 combination relief - Heat and TENS functions can be selected separately 1 heat program (43°C), 15 TENS intensity levels: Application duration: 20 min Rechargeable (incl. USB cable) + 5 year warranty