TENS 7000 Digital TENS Unit 2nd Edition OTC Hand Evaluation Sets s newly designed hospital grade breast Style:Left Ear s newly designed hospital grade breast pump was created to make expressing breast milk as comfortable and efficient as possible * The innovative interface enables you to create and save custom settings for future use * With unique massage and expression settings this unit can calibrate each mode individually * Vacuum strength and cycle speeds can be adjusted manually and uniquely for either breast enabling a personalized experience * Adjust between settings and toggle back and forth between sides depending on your unique needs for a customized experience 875 mm Legs Closed External Width Auto shutoff 100 mA output Pulse Rate: 2 150 Hz adjustable One year warranty The TENS 7000TM 2nd Edition is the best valued digital TENS unit on the market today