The GEMORE dual channel analog EMS (NMES) which is analog appearance but microprocessor inside. So the parameter setting will be more accurate.

GM3A50E

• Channel: Dual, isolated between channels
• Pulse Amplitude: 0-80mA into 500 ohm load.
• Pulse Rate:Adjustable, from 2Hz ~ 120 Hz
• Pulse Width:250 μ S fixed
• Mode:S, C, A (Synchronous, Continue, Alternation)
• ON time:1 - 30 sec adjustable
• Ramp time:1 - 8 sec adjustable
• OFF time:1 - 30 sec adjustable
• Wave Form:Asymmetrical Bi-Phasic Square Pulse
• Constant current
• Timer:30,60 min or Continue
• Power consumption is very small after timer off
• Power saving is good than others
• Power: DC 9V battery
• Size: 95 (H)× 61.5(W) × 26(T) mm
• Weight: Approx. 125gm (include battery)
• Tolerance: All parameters are +/-10% except the amplitude is +/-20%

Other available same series: 3A00E, 3A10E