Connection US via Amazon offers the MiroPure Rechargeable TENS/EMS Unit with Touchscreen for $45.99. Coupon code "BAETJWX2" cuts it to $28.99. Prime members get free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping adds $7.38.) It features 12 massage modes, 20 levels of adjustable strength, and ships with a touchscreen pen and a variety of TENS/EMS pads and wires.