As one of its daily deals, Woot via Amazon offers the IQ Massager Pro IV TENS Stimulator in Black, Blue, or Purple for $49.99 with free shipping. That's $450 off list and the lowest total price we could find, although we saw it for $5 less last September. It features four massage pads with eight massage modes, 20 strength levels, digital LED display, adjustable timer, and rechargeable battery.

Also available is the IQ Massager Pro IVs Combo in Black or Silver for $59.99 with free shipping. That's $449 off list and the best price we could find, although we saw it for $5 less in September. It includes a massager belt and slippers. Both deals end today.