1. 12 channels output with indepedent transformer
2. 3 muscle fitness modes use exercise training
3. 1 total density knob control multi-channels output

Dimension:370mmx270mmx50mm
Weight: 1.6kgs 
Power supply: AC 100V/230V
Channels: 12 independent transformers
Output current: 0~150mA into 500 ohm load
Pulse width: 200uS
Function: 3modes F1, F2, F3