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Ships within 48 hours · Estimated delivery Jul 21 - Jul 26
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Description
Arduino WiFi R3 ATmega 2560 + ESP8266Specifications: Microcontroller: ATmega2560 IC Wi Fi: ESP8266 USB TTL converter: CH340G Power Out: 5V 800mA Power IN. USB: 5V (500mA max.) Power IN. VIN DC Jack: 9 24V Power Consumption: 5V 800mA Logic Level: 5V Wifi: Wi Fi 802. 11 b g n 2. 4 GHz USB: Micro USB Clock Frequency: 16MHz Operating Supply Voltage: 5V Digital I O: 54 Analog I O: 16 Memory Size: 256kb Data RAM Type Size: 8Kb Data ROM Type Size: 4Kb Interface Type: serial\OTA Operating
Specifications:
- Microcontroller: ATmega2560
- IC Wi-Fi: ESP8266
- USB-TTL converter: CH340G
- Power Out: 5V-800mA
- Power IN. USB: 5V (500mA max.)
- Power IN. VIN/DC Jack: 9-24V
- Power Consumption: 5V 800mA
- Logic Level: 5V
- Wifi: Wi-Fi 802.11 b/g/n 2.4 GHz
- USB: Micro USB
- Clock Frequency: 16MHz
- Operating Supply Voltage: 5V
- Digital I/O: 54
- Analog I/O: 16
- Memory Size: 256kb
- Data RAM Type/Size: 8Kb
- Data ROM Type/Size: 4Kb
- Interface Type: serial\OTA
- Operating temperature: −40С°/+125С°
- Length×Width: 53.361×101.86mm
- Antenna: Buil-in\external antenna
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
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
4.0 ★★★★★
Based on 15 reviews
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Product Reviews
★★★★★ 4
Nice shirt for the price
Color: White, Size: Large
Good quality shirt, especially for the price. Drapes nicely, almost a painterly feel with the fabric. Works across the wardrobe spectrum, pairing well with slacks in a business setting or with chinos for a more casual look.
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Reviewed in the United States on April 29, 2026
★★★★★ 5
Comfortable
Color: Granite Gray, Size: X-Large
Great fit, quality.
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Reviewed in the United States on May 18, 2026
★★★★★ 3
Very unreliable size chart second and final time I go there.
Color: Angel Falls, Size: Medium
Size chart unreliable, medium very baggy, decent quality
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Reviewed in the United States on April 24, 2026
★★★★★ 5
Great Fit and Price While Updating My Wardrobe
Color: Shortbread, Size: Large
As I’ve been getting fitter, my old clothes started looking too baggy, so I needed something that fit better without breaking the bank. This COOFANDY chambray shirt turned out to be exactly what I was looking for—lightweight, wrinkle-resistant, and stylish enough for casual or dressy wear. The fabric feels soft and breathable, and it pairs easily with jeans or slacks. Since I’m still losing weight, I didn’t want to overspend on clothes I may size out of soon, and these hit the sweet spot for both quality and affordability.
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Reviewed in the United States on September 28, 2025
★★★★★ 1
Wron Size Shipped Twice
Color: White, Size: Large
I ordered a large twice. 1st delivery was an XL, two sizes too large. The second reorder was an L, and fit like a medium. They can't get the order siz right.
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Reviewed in the United States on May 7, 2026