hidow.com : XPD 12
XPD 12 : $399.00 
The new and improved XPD12 is a powerhouse when it comes to value. 6 pain relief (TENS) and 6 muscle enhancement (EMS) functions make it one of the most popular units in the HiDow lineup.
Features:
– 12 modes (6 TENS, 6 EMS)
– 2 output channels (same modality used on both, differing intensity per output)
– adjustable timer
– backlit LCD display
– built-in rechargeable lithium battery
– 2-year warranty
