Manufacturer's Description:
The Sys*Stim 216 is a portable, battery-operated interferential stimulator. It has three preset frequency sweeps plus a programmable single frequency selector as well as an automatic vector function. In addition, the Sys*Stim 216 has a bright digital display and will run for a full two hours on a single charge.
Weight: 12 ounces, (340 g.),
with battery installed
Dimensions: 6 in (H) X 3.9 in (W)
X 1.6
in (D), (15.2 cm (H) x 10 cm (W) x4 cm (D))
Warranty: 2 years