Technical Specifications:
Channels: Dual Channels, Isolated between channels 1) Symmetrical Bi-phasic rectangular
2) Mono-phasic rectangular

Amplitude: Maximum 130 mA (peak value) across 500 Ohm load

Pulse Width:
From 50µS to 250µS adjustable

Frequency: 2 to 150 Hz, adjustable.
Maximum Charge: 20 micro coulombs per pulse.

Modes: Five Modes: constant, Burst, 3 modulation mode

Low battery: Indicator illuminate when the power supply voltage falls below 6.5 volts

Timer: Continuous, 15, 30,45,60,90minute

Power Source: 2 AA LR6 Alkaline batteries