SeeedStudio Grove LED Bar v2.0


In stock

SKU: 600857
  1. 10 individually-controllable LEDs
  2. Operating voltage: 3.3 V / 5 V
  3. MY9221 control chip
  4. Flexible power option
  5. Suli-compatible library
  6. Programmable LED segments
  7. Easy to use, just plug and play
  8. Arduino compatible


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In stock

Select below products to add together

SeeedStudio Grove 4 pin Male Jumper to Grove 4 pin Conversion Cable 20cm(Pack of 5) ₹ 149
SeeedStudio Grove Universal 4 pin 20cm Unbuckled Cable (Pack of 5) ₹ 179

New Price: ₹ 449

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Category: LED Module
Tags: Grove LED Bar v2.0, led bar

Do you want a gradient display with LED bars? We have Grove – LED Bar V2.0 especially for you. It is an upgraded version of Grove – LED Bar v1.0. Furthermore, it is comprised of a 10 segment LED gauge bar and an MY9221 LED controlling chip. The 10 LED bars in the LED bar graph include one red, one yellow, one light green, and seven green bars.

Demo code is provided in the ATTACHMENT section to light up the LEDs sequentially from red to green, so the entire bar graph is lit up in the end. You can create your own programs and run on this LED Bar. You can use it as an indicator for the following purposes.

  1. Remaining battery life or battery charge level
  2. Cellular network range
  3. Temperature or humidity levels
  4. Voltage level
  5. Water level
  6. Music volume level
  7. Values that require a gradient display

For all Grove users (especially beginners), Seeed Studio provides guidance PDF documents. Please download and read through Preface – Getting Started and Introduction to Grove before using the product. This is a suitable product for not only Grove users but also all electronic enthusiasts. With this Grove module, you can view the colored bars in desired effects! So, why wait? Buy now!


  1. 10 LED segments: 1 red LED, 1 yellow LED, 1 light green LED, and 7 green LEDs
  2. Has flexible power option, supports 3-5.5 V (DC)
  3. Intuitive display
  4. Suli-compatible library
  5. Grove module
  6. Easy to use, just plug and play
  7. You can cascade it into a larger display
  8. Arduino compatible
  9. MY9221 control chip
  10. You can control each LED segment individually via code

Useful Links:


Package Includes:

1 x Grove LED Bar V2.0

SKU: 600857 Category: Tags: ,
Operating Temperature (°C)

-20 to 80

Control Chip


Length (mm):


Width (mm):


Height (mm):


Mounting hole diameter (mm)


Weight (g):


Shipping Weight 0.01 kg
Shipping Dimensions 9.8 × 6.8 × 1.2 cm
6 Months Warranty

This item is covered with a supplier warranty of 6 months from the time of delivery against manufacturing defects only. This is a quality product from the original manufacturer. Only manufacturing defects are covered under this warranty. Replacement will be done against manufacturing defects.

What voids the warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Schematic Eagle file

MY9221 DS1.0 Datasheet

Grove - LED Bar Library

Suli Compatible Library

Github repository for LED Bar

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Country Of Origin: China

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