Features:

Independent Dual Channel Tens Machine: You can set separate modes and intensities for channel A and channel B. Use for the back, knee, shoulder, ankles, wrist, and elbow and make this the most powerful tool for your body relaxation. Enjoy with Your Family and Friends Anytime, Anywhere.
36 Modes & 20 Adjustable Levels: This TENS unit is equipped with 24 massage-like modes (beat, massage therapy, scraping, back massage, kneading, acupuncture, cupping, neck and shoulder massage, Tai Chi), each group has 20 levels of intensity, allowing you to easily find one that meets your needs Settings to relieve pain (lower back, arms, joints).
Steady Current & 20 H Continuous Use: We adopt a unique physical therapy mode, that offers steady current. It generates electrical pulses moving through the skin to nearby nerves to block the body’s pain signal to your brain. What's more, the built-in powerful rechargeable lithium battery can be used continuously for 20 hours.
Adjustable Timer: The timer allows you to set a time of between 10-60 minutes, with the default set to 20 minutes.
Enjoy the Portable Design: This TENS unit device comes with a Box, allowing you to carry it anywhere when necessary. It comes with 1 x TENS Muscle Relaxer, 10 x Electrode Pads, 3 x Lead Wires, 1 x USB cable, 1 x US Plug, 1 x User Manual, 1 x Acupuncture point chart, 1 x Pad Holder, and 24-hour online friendly customer service.

Direction:
Connect electrode cables to the pads and plug the cable into each channel(A&B). It can work using only one channel if desired.
Remove the transparent film attached to the electrodes and stick them on the desired area of your body.
Turn on the product.
Use the "M" key to select your desired massage mode (among 36 types) in channel A
Use the "T" key to select your desired massage duration
Use the "+" or "-" to select your desired intensity (independent of the channel)
Use the round button to lock/channel the mode.
Turn off the TENS unit after each session and remove cables and restick the used pads in the pad holder.

Specification:
Power Supply: Rechargeable
Color: Silver/ Black
Type: US
Applicable Parts: legs, buttocks, neck, head, waist, back, feet
Massage Techniques: massage, kneading, shiatsu, percussion, beat.

Package Includes:
10 * Electrode Pads
1 * TENS Muscle Relaxer
1 * Pad Holder
1 * USB Data Cable
1 * US Plug
2 * 2 in 1 Lead Wire
1 * 3 in 1 Lead Wire
1 * User Manual
1 * Acupuncture Point Chart

Note:
Please read the user manual carefully before use.
Do not apply the massage pads near the heart, sensitive parts of the brain, over scarred areas, on the throat, or over the mouth.
Avoid touching the pads when the device is on.
Keep out of the reach of children.