Electrodes, TENS, Misc. - InTENSity IF Combo II, TENS and interferential : The InTENSity IF Combo combines TENS and Interferential treatment. The IF Combo has four modes of operation in both TENS and Interferential. The unit is 105 mA strong and comes complete with a AC adaptor. Simple-to-operate, portable electrotherapy device for pain management. Combines TENS and Interferential treatment for patients needing stronger therapy. Comes complete with carrying case, two sets of lead wires, 9-volt battery, AC adaptor, manual and pack of four self-adhesive reusable electrodes. Power Source: Standard 9-volt battery or AC adaptor