Please read description carefully.
Do not base your order on the picture presented.
The TENS AA is a unique digital TENS device that uses AA batteries, has five treatment modes and a large LCD screen. This unit has a recall program and is easy for anyone to use.
Power Source: two AA batteries
Modes: Constant, Burst I, Burst II, Modulated Width, Modulated Rate and Width
Timer: 15, 30, 45, 60 and 90 minutes or continuous
Pulse Frequency: 20-150 Hz
Waveform: Symmetrical biphasic or mono phasic
Medex SKU: KLT-DA1812
Warranty: 2 years