
Global Shipping
DHL / FedEx / Air
Factory Tested
Official Elecrow Line
MIT Open SDK
Python, C, Cloud
Lab Discounts
10–20% on 5+ units
Buy ardEEG
Arduino tools for learning electronics—now for learning neuroscience. ardEEG stacks directly onto an Arduino UNO R4 WiFi to stream 8 channels of 24-bit biosignals over Wi-Fi or Serial with ultra-low power consumption.
Fulfilled worldwide via Elecrow
Direct Store Priority Waitlist
Launching SoonWant to buy ardEEG directly on pieeg.com? Get notified first when direct checkout, express warehouse dispatch, and launch perks go live.
Complete your ardEEG setup.
Recommended caps, electrodes, and kits verified for ardEEG.

8 Channel Dry EEG Cap Kit
8 dry comfort press-fit Ag/AgCl electrodes + 2 ear clips on the 10-20 system.

EMG / ECG / EKG Kit
3 snap lead cables + 50 adhesive Ag/AgCl surface electrodes for EMG, ECG, and EEG.

8 Channel Wet EEG Cap Kit
Gold-plated sintered Ag/AgCl wet electrodes for ultra-low skin impedance.
What’s in the Box
Included with your ardEEG order
- 1×
ardEEG 8-Channel Shield
Stackable Arduino UNO R4 WiFi form factor
- 1×
Arduino Firmware & Python Receiver SDK
MIT open-source repository
Required for Operation
Check before you order so your lab is ready on day one
- Arduino UNO R4 WiFi (not included)
- 5V battery pack (required for isolated recording)
- 8-Channel EEG Cap or EMG/ECG electrode kit
Safety Note: ardEEG is an open-source research and education device, not a medical device. Always power the host board from an isolated 5V battery bank—never while plugged into AC wall mains.
Why ardEEG.
Familiar Arduino Workflow, Research-Grade ADC
Program in the Arduino IDE using C/C++ while streaming 24-bit biosignal data over Wi-Fi to our Python receiver and visualizer.
Ultra-Low Power for Wearable Projects
Runs for hours on a compact 5V battery pack, making it ideal for student capstone projects, prosthetics, and robotics control.
Technical Specifications
Want interactive pinout diagrams, live signal simulations, and step-by-step wiring code?
Open ardEEG Engineering Guide| Channels | 8 differential + Reference + Bias |
|---|---|
| Host Board | Arduino UNO R4 WiFi |
| Resolution | 24-bit ADC, gain 1× to 24× |
| Interface | SPI to Arduino, Wi-Fi / Serial to PC |
| SKU | CQA240229AR |
Ordering, Shipping & Direct Store FAQ
Why do I complete my purchase on Elecrow right now?
Elecrow is PiEEG's official manufacturing and global logistics partner. Ordering through our official Elecrow listing ensures factory-tested hardware, instant stock allocation, and tracked worldwide shipping via DHL, FedEx, UPS, or postal airmail.
When will Direct Checkout on pieeg.com launch?
We are finalizing direct checkout on pieeg.com with express warehouse dispatch, instant academic PO invoicing, and extended direct coverage. Enter your email below the 'Buy Direct (Soon)' button to get priority access and launch perks.
Can my university or research lab order with a Purchase Order (PO) or bulk discount?
Yes. Orders of 5+ units qualify for 10% to 20% institutional discounts, formal pro-forma invoices, W-8BEN-E / vendor onboarding, and net-30 university PO support.
Is the software and SDK included free of charge?
Every PiEEG device includes 100% open-source MIT-licensed Python/C/JS SDKs, access to PiEEG Cloud in the browser, and community support on GitHub and Discord—with zero subscription fees.
ardEEG
$350 USD