The Premium Omega TENS and EMS device includes lead wires, four self-adhesive reusable electrodes, rechargeable Lithium Ion Battery, USB/ AC adapter, hard plastic carrying case and instruction manual. The Premium Omega TENS and NMES is the newest, and most advanced technology Combo Unit system to this date. The Premium Omega unit has been proven in providing relief for that terrible chronic nerve pain in your neck or back, while strengthening muscles. There are 2 different NMES and TENS modes, with 6 body part options and 3 programs in which you can change the frequency and length of the electrical pulses in order for you to find the setting with the most relief.The digital display makes it easy to select a body part, program, mode, and pulse setting. New LED battery charging light. The device is also compact making it easy to carry with a sleek and modern design in metallic blue and white. There is also a built in belt clip on the back of the unit so you can move handsfree with ease. We recommend purchasing extra electrodes and wipes to ensure you have a supply to ensure the most comfortable and effective use.Most importantly, the price for Premium Omega pain management TENS and NMES Combo unit cannot compare to the price of your relief! Use this unit at home, the office, or just out on the go. Also, check out our new arrivals for more or click here for a video showing how it works!