Eliminate body fatigue, relax muscles and joints, improve blood circulation, and increase metabolism to prevent work related symptoms. The Pro Comfort Tens Unit include a LCD screen, two output ports, 10-60 minutes adjustable, and a rechargeable built-in lithium battery.

• LCD Screen
• Two output ports
• 10 to 60 minutes adjustability
• Rechargeable built-in lithium battery
• Power/Voltage: 3.7 V
• Massage issuing frequency is 1~110 Hz