Attributes

Brand	-
Category	Robotics / STEM Teaching Tools / Sensors
Origin	-
Channel Count	Single-Channel
Electrode Type	Dry Electrode (No Gel Required)
Compatibility	Arduino, Raspberry Pi, STM32
Output Signal	Analog Voltage (0-3.3V)
Sampling Rate	Up to 1000 Hz
Power Supply	3.3V - 5V DC
Interface	GPIO Pins / ADC
Application	Muscle Activity Monitoring, Prosthetics Control
Dimensions	45mm x 25mm x 8mm
Package Includes	1x sEMG Module, 1x Dry Electrode Pad, Jumper Wires

6 reviews

Anonymous

Mar 29, 2026

Rating: 3/5

Works but sensitive to movement artifacts

The sensor detects muscle activity well when stationary, but if you move your arm significantly, the signal gets noisy. You definitely need to implement a software filter to smooth out the data. Good for the price though.

Anonymous

Mar 28, 2026

Rating: 4/5

Solid hardware, simple code

Hardware feels durable. The dry pad sticks well to skin without slipping. Writing the code to interpret the analog values was straightforward. Only wish it came with a second spare pad just in case.

Anonymous

Mar 20, 2026

Rating: 5/5

Perfect for Arduino prosthetic projects

This sensor worked flawlessly with my Arduino Uno. The dry electrode design makes setup incredibly fast since there is no messy gel to clean up. I was able to read muscle flex data within minutes of connecting it.

Anonymous

Mar 16, 2026

Rating: 5/5

Excellent for university robotics class

Bought this for a final year project involving a robotic hand controlled by arm muscles. The response time is immediate, and the voltage output scales well with muscle contraction intensity. Highly recommended for students.

Anonymous

Mar 13, 2026

Rating: 5/5

Best entry-level EMG sensor

I have tried wet electrode sensors before, and while they are accurate, the hassle isn't worth it for quick prototypes. This dry electrode version strikes the perfect balance between convenience and performance.

Anonymous

Mar 10, 2026

Rating: 4/5

Good signal quality, needs calibration

The signal is quite clear once you find the right placement on the muscle. It took a bit of trial and error to get the baseline noise down, but the included documentation helped. Great value for a single-channel module.

5 FAQ

Q: Is it possible to daisy-chain multiple units for multi-channel reading?

A: This is a single-channel module. To read multiple muscles simultaneously, you will need to purchase multiple units and connect each to a separate analog input pin on your microcontroller.

Q: Do you provide sample code for reading the sensor values?

A: Yes, we provide a GitHub repository link in the user manual containing example sketches for Arduino and Python scripts for Raspberry Pi to get you started immediately.

Q: Does this module require conductive gel to function?

A: No, this is a dry electrode sensor designed to work without any conductive gel or paste. Simply place the pad against clean skin for operation.

Q: Can I connect this directly to a 5V Arduino pin?

A: Yes, the module operates on a 3.3V to 5V supply. However, the analog output is typically 0-3.3V, which is safe to read with Arduino's 5V analog inputs.

Q: What is the expected lifespan of the dry electrode pad?

A: With proper care and cleaning after each use, the dry electrode pad can last for several hundred cycles. Avoid stretching the material excessively to maintain conductivity.

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