Skip to content

Arduino Uno + WiFi R3 (Compatible) ATmega328P + ESP8266 (w/o USB cable)

Marsoni M251S
Sale price$1260.00
Pay 4 payments of $315.00 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Arduino Uno + WiFi R3 (Compatible) ATmega328P + ESP8266 (w/o USB cable)This is the new version of our Uno+WiFi R3 board that is fully compatible with the Arduino Uno+WiFi R3. It is a customized version of the classic ARDUINO UNO R3 board. Full integration of microcontroller Atmel ATmega328 and IC, Wi Fi ESP8266 with 32 MB flash memory, and USB TTL converter CH340G on one board. All modules can work together or independently. On the board where the switch of a mode of operation with 8 position SPECIFICATIONS:*
Easy Shipping

Quick Dispatch:

Your Arduino Uno + WiFi R3 (Compatible) ATmega328P + ESP8266 (w/o USB cable) orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your Arduino Uno + WiFi R3 (Compatible) ATmega328P + ESP8266 (w/o USB cable) ships.

Need Help?
Questions about Arduino Uno + WiFi R3 (Compatible) ATmega328P + ESP8266 (w/o USB cable), sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Arduino Uno + WiFi R3 (Compatible) ATmega328P + ESP8266 (w/o USB cable) in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 1923 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
E
Verified Purchase
EW
Chelsea, US
★★★★★ 5
The baskets work
Color: 12x6-3P-Black
Fits the desk well, sturdy, holds more than I thought
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 13, 2026
L
Verified Purchase
LuLu Travis
Chelsea, US
★★★★★ 4
Great Organization Product - But Still Slips Backwards with Open/Closing Drawers
Color: 12x6-3P-Black
I love that these help with organization, but - despite the pads on the bottom - they still scoot back when the drawer is open and closed.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 29, 2026
K
Verified Purchase
kevin stevens
Lexington, US
★★★★★ 5
Perfect in the office.
Color: 12x6-3P-Black
Perfect!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2026
P
Verified Purchase
Peter
West Palm Beach, US
★★★★★ 5
Nice trays
Color: 9x6-4P-Black
Great little trays. Like that they came as a set of 4.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 2, 2025
P
Verified Purchase
Pi
Birmingham, US
★★★★★ 5
Perfect
Color: 12x6-3P-Black
Sturdy. Exactly what was needed
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 24, 2026

recommand products