Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Sensors |
| Origin | - |
| Sensor Model | TCS34725 |
| Interface | I2C / UART Serial |
| Operating Voltage | 3.3V - 5V DC |
| Detection Range | Up to 60mm |
| LED Type | Integrated White LED |
| Resolution | 16-bit Color Data |
| Dimensions | 22mm x 18mm x 4mm |
| Weight | 3.5 grams |
| Compatibility | Arduino, Raspberry Pi, ESP32 |
| Package Includes | 1x GY-33 Module, 1x Pin Header |
Anonymous
Mar 25, 2026
Rating: 5/5
Seamless integration
Plug and play with the standard Adafruit library. The color temperature and lux data outputs are a nice bonus feature that I didn't expect to use but found very useful.
Anonymous
Mar 19, 2026
Rating: 4/5
Good value for money
For the price, you can't beat the performance. It's not industrial grade, but for hobbyist prototyping and educational purposes, it exceeds expectations. Fast shipping as well.
Anonymous
Mar 10, 2026
Rating: 5/5
Ideal for university projects
Used this for a final year sorting machine project. It distinguishes between similar shades of blue and green very well. Documentation provided by the seller was helpful too.
Anonymous
Mar 09, 2026
Rating: 5/5
Compact and reliable
Small form factor fits perfectly into my compact robot design. The integrated LED helps with lighting consistency, which was a pain point with previous sensors I used.
Anonymous
Mar 07, 2026
Rating: 5/5
Perfect upgrade from TCS3200
This module is significantly easier to use than the older TCS3200. The I2C interface saves so many GPIO pins on my Arduino project. Color accuracy is impressive right out of the box.
Anonymous
Mar 01, 2026
Rating: 4/5
Great sensor, minor library issues
The hardware quality is excellent and the readings are consistent. I had to tweak the example code slightly for my ESP32, but once configured, it works flawlessly for line following.
Q: Can I disable the onboard LED to save power?
A: Yes, the integrated LED can be controlled via software commands through the I2C or UART interface, allowing you to turn it off when not in use to conserve energy.
Q: Is there a Python library available for Raspberry Pi?
A: Absolutely. This sensor is compatible with popular Python libraries such as smbus2 and specific TCS34725 wrappers available on GitHub and PyPI.
Q: Does it come with jumper wires included?
A: The package includes the sensor module and a set of male pin headers for soldering. Jumper wires are not included but can be purchased separately in our store.
Q: What is the maximum distance for accurate color detection?
A: For optimal accuracy, we recommend placing the object within 10mm to 20mm of the sensor. While it can detect up to 60mm, precision decreases as distance increases.
Q: Does this module work directly with 5V Arduino Uno without a logic level converter?
A: Yes, the GY-33 module includes an onboard voltage regulator and level shifting, making it safe to connect directly to 5V microcontrollers like the Arduino Uno.
Rubber Speed Bump End Cap Heavy-Duty 1 Pack
$72.46
Front Wiper Arm Assembly for Citroën C-Elysée, Xsara Picasso, Peugeot 307/301
$35.00
Underbite Corrector Case - Portable Magnetic Lanyard Storage Box for Frankel Appliance and TB Palatal Expander
$22.70
Car Tire Stone Removal Tool, Multi-Function Hook for Picking and Extracting Stones from Treads
$6.43
Outdoor Lamp Stand for Camping, Lantern Holder Pole for Street Vending and Night Fishing
$13.89
Waste Removal and Paper Stacking Machine, Automatic Paper Collection and Counting Receiver for Carton Printing Equipment, Carton Factory Machinery
$6,400.00
Sheepskin Baby Rattle - Chewable Traditional Handmade Shaker Bell, Intangible Cultural Heritage Essential for Newborn Care
$57.00
Zhizhi Study Room 'Small Pot Sky' Brush Washer - Traditional Handmade Glass with Lost-Wax Method, Silk Luster, Double-Compartment Water Vessel
$457.00
Zao Boshi Insulated Food Cart - Programmable Banquet Warmer for Buns, Breakfast Items, and Hotel Dry/Wet Dishes
$11,566.00
![Lichuan JK [Blood Oath] - Original Authentic Japanese Dark Style Embroidered Sailor Suit - Spring/Autumn Set](https://www.gosteppe.com/cache/small/product/269363/legacy-main-0b86f0b7795c15ee2c8be0d3.webp)
Lichuan JK [Blood Oath] - Original Authentic Japanese Dark Style Embroidered Sailor Suit - Spring/Autumn Set
$59.00
Sink Storage Rack Stainless Steel No-Drill Kitchen Sponge Steel Wool Cloth Pot Lid Organizer Wall-Mounted Drain Rack
$4.93
Sketch Blending Stump Set for Artists - Detail Highlight and Shadow Smudging Tools with Replacement Tips
$14.80
Softening Agent for Board Arcs Melamine Softener Eco-Friendly Board Paint-Free Board Whole House Customization Arc Softener
$9.30
Car Tire Stone Removal Tool - Hook Picker for Cleaning Pebbles from Vehicle Treads
$3.90
Electrical Box with PLC System and VFD for Fans and Pumps
$2,519.00
Zunjue Watercolor Sketchbook 300g Fabric-Covered Journal – Portable Acrylic Marker Book, 100% Cotton Flip-Style Concertina Drawing Paper
$13.70
French Imported Arches Watercolor Paper, Handmade Cotton Pulp 300g Full/Half/4K/8K/16K/32K Rough/Medium/Fine Grain, 185g Cotton Pulp for Postcards and Watercolor Books
$20.80
![[Official Authentic] Zichao Bear Wanda Cinema Popcorn Acrylic Keychain Plush Doll Cute Toy](https://www.gosteppe.com/cache/small/product/269355/legacy-main-ae40bf0d9a6007e2f30a9130.webp)
[Official Authentic] Zichao Bear Wanda Cinema Popcorn Acrylic Keychain Plush Doll Cute Toy
$25.40
Heidelberg Printing Press Automatic Blanket Wash Cloth - Non-Woven Cleaning Fabric, 500m Roll
$3,185.00
Bucket Pack Natural Wood Colored Pencils Water-Soluble for Kids Coloring and Doodling
$6.65
Chunfei Grocery Store Yunm'an GR02 Gravel Bike - Thru-Axle Disc Brake, Lightweight Touring with Multiple Rack Mounts
$6,444.00
Variable Frequency Drive Power Board ZPOW-591 for ACS880
$2,200.00
Professional Sketching Eraser Kit - Blending Stumps, Sponges, and Paper Tortillons for Highlight & Shadow Correction
$3.90
Weighted Water Bag with Handle, Thickened PV Mesh Gravity Ballast for Banner Stand Fixation (8KG)
$35.10
Ultra-Fine Purification Lint-Free Cloth Cleaning Cloth Lens Wipe High Quality 0730 Water-Absorbing Dust Removal UV Nozzle 100 Sheets
$96.00
Wen Zhengming Small Regular Script Calligraphy Cards: Li Sao Jing, Thousand Character Classic, Qin Fu, Cao Tang Shi Zhi, Qing Jing Jing, Record of the Drunken Pavilion, Red Cliff Ode
$59.00
Zhizhi Manshu Zhao Mengfu Small Regular Script Collection of Ancient Classics (Vol. 1) - Calligraphy Copybook, Brush Writing Cards, Foldable Practice Cards
$49.00
Language of Drums Motion Path Set - Essential Creativity and Rhythm Teaching Material for Drum Kits and Jazz Drums
$59.14
onlycook Sink Drain Basket, Faucet-Mounted Food Residue Separator and Washing Strainer - 1 Pack
$14.10
Heavy-Duty Wiper Arms and Blades for Trucks and Agricultural Vehicles - Universal Replacement Wiper Rubber Strips
$5.50
![[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)
