4 Channel TENS Unit Muscle Stimulator Rechargeable Digital TENS Muscle Massager with 48 Modes 20 Intensity Levels 8 Pads Timer

If you have back/shoulder pain, chronic pain or muscle pain, try this 4 channel TENS unit muscle stimulator and customize your exclusive massage. Offer 4 programs, 48 massage modes, 20 intensity levels, 6 timer settings and 8 electrode pads. Built in a 300mAh rechargeable battery for up to 7 hours of continuous massage. Feature clear screen and screen lock, easy to read and operate. Smaller than a mobile phone, portable and easy to carry for for on-the-go use. Relax with this electronic pulse massager machine after a busy day. This will be a perfect gift for yourself, lover, friends, colleagues and family!
4 Channel with 8 TENS Pads: Equipped with 4 output channels(CH1–CH4) and 8 electrode pads, this rechargeable muscle stimulator allows for simultaneous treatment of multiple muscle groups, such as back, shoulders, legs, arms etc.. Relieve chronic and acute pain, such as sciatica, joint pain, back pain, leg pain, menstrual pain, menstrual cramp pain and more.

48 Massage Modes & 4 Programs: This TENS unit provides 48 massage modes and 4 specialized programs: TENS (16 modes for pain relief), EMS (16 modes for muscle conditioning), MASS (15 massage modes for relaxation), and DIY (1 customizable frequency mode). Help you address diverse needs—from pain relief (e.g., period cramps, sciatica) to muscle training.

20 Intensity Levels & 6 Timer Settings: This TENS muscle stimulator machine offers 20 intensity levels (0–20) for precise adjustment, catering to different comfort levels and treatment needs. In addition, you can set up sessions flexibly with 6 timer settings(10/20/30/40/50/60 minutes). Tailored for personalized comfort.

Rechargeable & User Friendly: The muscle massager is equipped with a 300mAh rechargeable battery for up to 7 hours of continuous massage, eliminating the need for frequent charging. The dual-control design (separate buttons for CH1-2 and CH3-4) simplifies channel management. The screen lock function prevents accidental setting changes during use. The clear LCD screen is easy to read for hassle-free operation.

Thoughtful Gift: Smaller than a mobile phone, portable and easy to carry for for on-the-go use. Relax with this electronic pulse massager machine after a busy day. This will be a perfect gift for yourself, lover, friends, colleagues and family!

Functions & Operation:
Ⅰ. Power ON/OFF: Long press Power Button for 3S to turn on/off the device; Short press to pause the treatment; If the device is idle and there is no operation, the device will automatically power off after 30S.
Ⅱ. Dual Control: If you want to set up the functions of channel 1 and 2, short press “C1.2+” or “C1.2-” Button first before other setups. If you want to set up the functions of channel 3 and 4, short press “C3.4+” or “C3.4-” Button first before other setups.
Ⅲ. 4 Program Settings: TENS, EMS, MASS(Massage), DIY. Short press “Mode” Button to set up programs, the program name will flash on the screen during setup.
Ⅳ. 48 Modes:
*TENS(Mode 1-16): Relieve chronic and acute pain, such as sciatica, joint pain, back pain, leg pain, menstrual pain.
*EMS(Mode 17-32): EMS uses electrical pulses to train muscles. It can be used for muscle strengthening, rehabilitation, preventing muscle atrophy, and improving blood circulation.
*MASS(Mode 33-47): Relax muscles through pulse-induced massage movements.
*DIY(Mode 48): You can choose frequency yourself.
*Operation: Set up program first, then short press “Mode Rate+” or “Mode Rate-”Button to set up specified mode. If you choose DIY Program, you can short press “Mode Rate+”or“Mode Rate-” Button to adjust output frequency rate.
Ⅴ. Output Frequency Rate: 10 - 150HZ(5HZ Per Increment)
Ⅵ. 20 Intensity Levels: Each mode has 20 intensity levels for selection to meet your body's needs. Short press “C1.2+” or “C1.2-” Button to adjust the intensity level(0-20) of Channel 1 and Channel 2, “CH1” and “CH2” will flash on the screen during adjustment; Short press “C3.4+” or “C3.4-” Button to adjust the intensity level of Channel 3 and Channel 4, “CH3” and “CH4” will flash on the screen during adjustment.
Ⅶ. 6 Timer Settings: 10/20(Default)/30/40/50/60Mins. Short press “Time”Button to set up timer.
Ⅷ. Screen Lock: Long press “Time” Button to lock the screen, the screen lock indicator will be steady on.
Ⅸ. Charging Display: If the battery indicator shows 4 full grids, it means it is fully charged.

Friendly Reminder:
1. It is recommended to use it 1-2 times a day.
2. Keep out of the reach of children.
3. The unit is not intended for the application of any medical condition or disease. It is contraindicated for use on any muscle that is injured or diseased.
4. 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.
5. Pregnant women must avoid using this massager.
6. Do not use this massager if you have pacemaker or other life support equipment such as an artificial lung or respirator.
7. Do not use it while driving, operating machine or during any activity in which involuntary muscle contractions may put the user at risk or injury.
8.Do not use if you have following medical conditions: acute disease, trauma or surgical procedure in the past six months: cardiac dysfunction, pregnancy, high blood pressure, undiagnosed pain syndromes, high fever, abdominal or inguinal hernia, cancer, painful and or atrophied muscles, infectious disease, limited range of motion in skeletal joints, malignant tumors, recent surgery, skin problems etc..

Brand: iMounTEK
Product Type: TENS Unit Muscle Stimulator
Color: Silver
Material: ABS
Built-in Battery: 1Pc 3.7V 300mAh Rechargeable Battery
4 Channels: CH1, CH2, CH3, CH4(Dual Control)
Input: DC 5V/1A
Pulse Duration: 92μs
Runtime: Around 4-7Hrs
Charging Time: Around 50Mins
Per Electrode Pad Lifetime: Around 200-300 Times
Per Electrode Pad Size: 5x5cm/1.97x1.97in
Per Electrode Wire Length: 120.5cm/47.44in
Charging Cable Length: 80cm/31.50in
Stimulator Size: 6x3x10.8cm/2.36x1.18x4.25in
Stimulator Weight: 99g/0.22 lbs
Package Size: 19x18x4cm/7.48x7.09x1.57in
Package Weight: 320g/0.71lbs
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. See www.P65Warnings.ca.gov.
1x TENS Unit Muscle Stimulator
8x Electrode Pads
4x Electrode Wires
1x Type-C USB Cable
1x User Manual