Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ATmega328P |
| Operating Voltage | 5V |
| Digital I/O Pins | 14 (6 PWM outputs) |
| Analog Input Pins | 6 |
| DC Current per I/O Pin | 20 mA |
| Flash Memory | 32 KB (0.5 KB used by bootloader) |
| SRAM | 2 KB |
| EEPROM | 1 KB |
| Clock Speed | 16 MHz |
| USB Interface Chip | CH340 |
Anonymous
Mar 30, 2026
Rating: 4/5
Good quality, minor pin labeling issue
The board functions perfectly for my robotics project. One small note is that the silk screen printing for the analog pins is slightly faint, but otherwise excellent.
Anonymous
Mar 21, 2026
Rating: 5/5
Great starter kit component
As someone new to electronics, this board made learning very approachable. Plenty of tutorials online work directly with this hardware.
Anonymous
Mar 20, 2026
Rating: 5/5
Perfect for beginners and prototyping
This board works flawlessly with the Arduino IDE. The CH340 driver was easy to install on Windows 10. Great value for the price compared to official boards.
Anonymous
Mar 14, 2026
Rating: 5/5
Bulk purchase success
Ordered 20 units for our university club. Zero defects found. The ATmega328P performs exactly as expected for sensor reading and motor control.
Anonymous
Mar 14, 2026
Rating: 5/5
Reliable and fast shipping
I bought five of these for a classroom workshop. All of them worked out of the box. Uploading sketches is quick and stable.
Anonymous
Mar 09, 2026
Rating: 4/5
Solid clone
Does everything the original does at a fraction of the cost. The USB port feels slightly less robust, but for stationary projects, it is perfect.
Q: What is the difference between this and the official Arduino Uno?
A: The main difference is the USB interface chip. This board uses the CH340, while the official board typically uses an ATmega16U2. Functionally, they operate identically for most projects.
Q: Can I power this board with a 9V battery?
A: Yes, you can power the board via the barrel jack connector using a 7-12V DC power supply, such as a standard 9V battery adapter.
Q: Does this come with a USB cable?
A: This item usually includes only the board itself. Please check the specific package options at checkout, as USB cables are often sold separately or in bundle kits.
Q: Do I need to install specific drivers for this board?
A: Yes, this board uses the CH340 USB-to-serial chip. You will need to download and install the CH340 drivers, which are available for Windows, macOS, and Linux.
Q: Is this board compatible with the standard Arduino shields?
A: Absolutely. The R3 UNO form factor and pin layout are fully compatible with most standard Arduino shields available on the market.
Magnetic Refrigerator Side Storage Rack - No-Drill Wall Organizer for Spices and Utensils
$9.10
Multi-Function Car Tire Stone Removal Hook Tool for Picking and Digging Out Debris
$7.35
Suction Cup Sink Strainer - Disposable Kitchen Drain Filter for Food Scraps and Waste
$14.30
Kimberly-Clark Wiper Paper, Industrial Cleaning Wipes for Oil and Grease, Factory & Laboratory Use
$963.52
Loose Gold Rutilated Quartz Beads, Donghai Agate, Chalcedony, Jade, Cat's Eye, Titanium Crystal, Aquamarine, White and Yellow Crystal Single Beads for Bracelets
$8.42
Faucet Drain Mat, Non-Slip Countertop Pad for Kitchen and Bathroom, Splash-Proof Sink Organizer, Thickened Mold-Resistant Silicone Mat
$3.78
New Pirelli Tire 255/40R20 101W AO PZERO PZ4 with Silent Cotton Original Fit for Audi A6L
$1,358.00
Oriental Pearl Dual Porcelain Jar Gift Set: Green Tea, Black Tea, Jin Jun Mei, Pu'erh Loose Leaf Tea in Porcelain Jars
$149.00
Purified Water Bucket Stand Inverted Water Dispenser Pump Simple Mineral Water Drinking Machine Press Pump
$10.80
New Children's Gouache Paint Brushes DIY Hand-Painted Graffiti Art Class Watercolor Acrylic Paint Brushes Bristle Round Tip Brush
$6.41
Natural Clear Quartz Fully Clean Untreated Faceted Round Rice Beads - For Women's Bracelets, Spacer Beads, and DIY Crafts
$6.63
Sponge Brushes for Kids' Crafts and Creative Painting - Student Art Stamping Tools, DIY Sponge Paintbrushes
$13.86
Jiuchenggong Liquan Ming Tang Dynasty Ouyang Xun Yao Mengqi Copybook, Regular Script Brush Calligraphy Workbook, 3 Volumes, 188 Pages
$17.90
Shaped Watercolor Paper Ticket Stubs - Blank Postage Stamp Bookmarks with Serrated Edges, Thickened 300g Premium Cotton Pulp, Fine Texture for Art Hand Painting, Easy Blending, High Absorbency, Wrinkle-Resistant - Perfect for Postcards and Creative Cards
$9.85
Naitong Automatic Retractable Air Hose Reel with PU Braided Hose for Pneumatic Tools and Car Detailing
$119.00
Premium Wall-Mounted Aromatherapy Empty Bottle – 100ML Plastic Square Diffuser Bottle with Wall-Mount Adhesive Sticker
$2.98
Leyingfang Floating Pen for Kids' Water Drawing, Colorful Water-Soluble Suspended Markers, Erasable Watercolor Pens
$13.80
Loose Rose Quartz Beads, Donghai Agate, Chalcedony, Jadeite, and Madagascar Pink Crystal for DIY Jewelry Making
$6.72
Expandable Stainless Steel Sink Rack, Multi-Function Kitchen Drain Board for Fruits, Vegetables, and Utensils
$14.90
Transparent Retainer Case Aligner Storage Box Portable Carry-On Squeeze Bag Orthodontic Appliance Rubber Band Cleaning Box
$18.50
Transparent Data Cable Organizer Bag for Travel - Portable Multi-Use Visible Storage for Digital Chargers and Cable Management
$7.36
Finished Seal Calligraphy Finished Stone Stamp Sellos Chines
$108.58
Chunfei Grocery Store Commuter Hard Fork Low-Beam Mountain Bike for Urban Roads, Suburbs, School, and Outings
$2,247.00
6-Cavity Large Square French Flower DIY Soap Silicone Mold for Essential Oil and Milk Soap
$4.93
Home Balcony Vegetable Planter - Self-Watering Plastic Pot for Strawberries and Succulents
$28.00
Pressure Swing Adsorption Nitrogen Generator - High-Purity Nitrogen Device for Heat Treatment
$36,456.00
6-Cavity 3D Rose Silicone Mold for DIY Soap Making Heat-Resistant Non-Stick Large Size for Milk Soap and Essential Oil Soap
$5.80
Traditional Handmade Baby Teething Rattle Sheepskin Wooden Clapper Newborn Toy Intangible Cultural Heritage
$29.85
Manufacturer Supply ZSJC02 Film Splicing Table, Alignment Table, Film Inspection Table
$4,484.00
Box-Type Oxygen Generator Export Equipment - Stable Nitrogen and Oxygen Production for Wastewater Treatment
$25,000.00
![[Youxin Electronics] GP2Y0E03 Infrared Distance Sensor Module 4-50cm Range](https://www.gosteppe.com/cache/medium/product/74667/legacy-main-4da8cadc5fc82afe91b124e3.webp)
![[Trial Pack] Xianlang Complete Cat Treat Sticks Meal Packs Main Course Cans Freeze-Dried Cat Food Sample Snacks Gift Set](https://www.gosteppe.com/cache/medium/product/208273/legacy-main-9ec245ebf781f65a434ba854.webp)
