Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ATmega32U4 |
| Operating Voltage | 5V |
| Clock Speed | 16 MHz |
| Digital I/O Pins | 18 |
| PWM Channels | 7 |
| Analog Input Channels | 12 |
| Flash Memory | 32 KB |
| SRAM | 2.5 KB |
| EEPROM | 1 KB |
| USB Interface | Built-in Native USB |
Anonymous
Mar 26, 2026
Rating: 5/5
Reliable for motor control
I used this to control a small drone controller. The 16MHz speed handles the PWM signals perfectly, and the form factor fits right into the chassis.
Anonymous
Mar 23, 2026
Rating: 5/5
Seamless Arduino IDE integration
Uploaded my first sketch in seconds. The bootloader is pre-installed and recognized immediately by the Arduino IDE. Highly recommended for beginners and pros alike.
Anonymous
Mar 21, 2026
Rating: 4/5
Good for learning embedded systems
Bought this for my university project. It's cheap enough to risk burning out while learning, but robust enough to actually work well. Documentation online is plentiful.
Anonymous
Mar 14, 2026
Rating: 4/5
Great value but pins are tight
Works exactly as described for the price. My only complaint is that the pin headers are spaced very closely, so standard jumper wires can be a bit fiddly to connect.
Anonymous
Mar 12, 2026
Rating: 5/5
Exceeded expectations
The build quality is solid. The reset button is responsive, and the TX/RX LEDs provide good visual feedback during debugging. Will buy more for future builds.
Anonymous
Mar 07, 2026
Rating: 5/5
Perfect for compact projects
This board is incredibly small yet powerful. The native USB support makes it act like a keyboard or mouse instantly without extra drivers. Great for wearable tech.
Q: Is it compatible with the Leonardo library in Arduino?
A: Yes, since it uses the ATmega32U4 chip just like the Arduino Leonardo, it is fully compatible with libraries and code written for the Leonardo.
Q: Does this board come with header pins soldered on?
A: No, this board typically ships without header pins soldered to allow for flexible mounting options. You will need to solder them yourself if required.
Q: How much current can the VCC pin output?
A: The onboard regulator can generally supply up to 150mA safely. For high-current peripherals, we recommend using an external power source.
Q: Can I power this board with 3.3V instead of 5V?
A: This specific model is designed for 5V operation. Supplying only 3.3V may result in unstable performance at 16MHz. Please use a regulated 5V source.
Q: What happens if I upload bad code that breaks USB communication?
A: If your code disables USB, you can recover the board by double-pressing the reset button within seconds of plugging it in to trigger the bootloader mode.
Premium Factory Price Low-Temp 3D Printing Pen (2-Pack) - Compatible with PCL Filament
$67.91
Music Theory Book Jazz Theory Introduction Volume 1 Jazz Teaching Theoretical Knowledge Basic Textbook Tutorial HD Electronic Version
$5.00
Extra-Large Transparent Plastic Storage Box with Lid, Home Organizer for Clothes and Household Items
$4.80
Baijiali Artistic Eyebrow Hair Transplant: Bilateral Filling for Sparse Areas, Dense and Natural-Looking Results
$7,800.00
Plastic U-Shaped Trough Mold for Yam Cultivation, Directional Shallow Growth Slots (100 Pieces, Free Shipping)
$31.40
Maikeku Commercial Slow Juicer, Large Pulp-Separating Juice Extractor with High Power, Wide Mouth, Fully Automatic for Street Vending
$7,456.32
Continental CSC5 Tire 245/50R18 104V MO-V for Mercedes-Benz Viano, Vito, V260
$882.00
English Vocabulary Flashcards for Classroom Teaching - Categories Include Weather, Days, Months, Clothing, Home, Seasons, Fruits, Food, and Professions
$8.42
Cabinet Storage Box, Foldable Rattan-Style Basket for Countertop Snacks, Clothes, and Toys
$19.90
Custom PVC Sign Letters, Advertising Signs, Branding Wall Characters, Snowflake Board, Acrylic Crystal Letters for Background Walls
$5.00
Specialized Vegetable Growing Box - Foam Balcony Planter, Rectangular Plastic Pot for Home Gardening
$41.70
Fully Protected Smart Battery Tester - Performance Detector for Electric Vehicle and Car Batteries
$286.00
Large-Diameter Steel Corrugated Drainage Pipe for Bridge Culverts
$61.11
Water Curtain Paint Booth - 3-Meter Spray Station with Water Circulation for Paint Mist Purification, Eco-Friendly Dust Removal, 1-Meter Small Water Curtain Cabinet
$1,980.00
Portable Cleaning and Storage Box for Elderly Dentures, Compact Case for Full-Set False Teeth Soaking and Storage
$32.22
RC Model A07 PNP FPV Analog/Digital Racing Drone 7-Inch Aerial Photography Quadcopter Frame
$1,643.00
ACCSOON SeeMo Monitor Converter for iPhone and iPad, Real-Time Monitoring and Live Streaming
$1,059.00
Solenoid Valve Initial Inspection Test Bench / Solenoid Valve Leakage Test Bench / Solenoid Valve Airtightness Test Bench
$7,482.00
Factory Direct Hardware Screw and Parts Automatic Weighing and Packaging Machine, Vertical Weighing and Packing Equipment
$36,860.00
Commercial Heated Beverage Cabinet, Small Countertop Display Warmer with Constant Temperature for Supermarkets
$1,099.00
Manufacturer Supply Standard Dual-Color Film Copy Paper Ink Water-Based Ink Gravure Printing Machine
$17,500.00
Gray Surface Pen for Sketching and Quick Drawing - Art Highlight Sketch Paper Blending Stump and Sponge Eraser Tool Set for Still Life, Geometry, and Portraits, Designed for Art Students and Exam Candidates, Complete Beginner Kit
$6.80
Extra-Large Denture Storage Box for Seniors, Food-Grade Portable Cleaning and Soaking Container for Full Dentures
$29.90
![[Sheet Music Collection for Teachers] Continuously Updated – HD, No Watermark, Includes Tutorial Videos](https://www.gosteppe.com/cache/small/product/270366/legacy-main-31b5e0667fb30a4c5628abbc.webp)
[Sheet Music Collection for Teachers] Continuously Updated – HD, No Watermark, Includes Tutorial Videos
$49.90
Orthodontic Retainer Case for Invisible Braces, Portable Storage and Cleaning Box for Teeth Aligners and Dentures
$23.10
Portable Retainer Case for Braces, Orthodontic Clear Aligner Storage Box with Chewie and Removal Tool
$3.98
Freestanding Multi-Tier Toilet Storage Rack for Bathroom, Laundry, and Balcony Organization
$174.00
Biliansheng Hair Transplant and Care - Herbal Hair Nourishment Treatment Package
$480.00
Traditional Wooden Rattle Drum with Sheepskin Head for Babies - Chewable Handheld Toy with Fortune Zodiac Design
$11.90
2026 Spring New FLTRP Grade 3 English Vocabulary & Sentence Flashcards for Classroom Teaching
$8.42
![[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)
