Seeed Studio Smart Citizen 2.3 Open-Source Kit Umweltüberwachung

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Product details

The Smart Citizen 2.3 is your powerful and flexible open-source environmental monitoring kit. It is designed to easily and reliably collect, visualize, and share environmental data. With this kit, you can measure air quality, noise, temperature, humidity, light intensity, and more, and analyze the data through an online platform. Thanks to its modular design, you can customize and expand the system to suit your needs. The kit is perfect for smart cities, research, education, and private users who want to better understand their environment. All collected data is captured in real-time and can be accessed via a web platform or API. Its user-friendly operation makes it ideal for beginners, while professionals can also benefit from its extensive customization options. The Smart Citizen Kit is 100% open source, allowing you to adapt and develop it as you wish. Designed for communities, by communities – create a more sustainable future with the Smart Citizen Kit.

Technical Specifications:
Manufacturer: Seeedstudio
Manufacturer SKU: 114993536
Microcontroller: ESP32 with integrated Wi-Fi and Bluetooth
Sensors: CO, NO₂, VOCs, temperature, humidity, light intensity, sound level
Storage: MicroSD card support
Power Supply: USB-C or optional solar solution
Software: Open-source with web dashboard and API interface
Dimensions: 60 x 60 x 55 mm
Weight: 254 g

Delivery Contents:
1x Smart Citizen Data Board 2.3
1x Smart Citizen Urban Sensor Board 2.3
1x PM Sensor (Sensirion SEN50)
1x USB Adapter
1x Micro-USB Cable (1 m)
1x Smart Citizen Fabric Bag
1x 16 GB MicroSD Card with SD Adapter
1x 2000 mAh Lithium-Polymer Battery.

Key specifications

Development board type
Kit
Processor family
ARM
Processor type
ESP32

General information

Item number
56451390
Manufacturer
Seeed Studio
Category
Single board computer kits
Release date
17.3.2025

Development board properties

Development board type
Kit
Processor family
ARM
Processor type
ESP32

Power supply

Power supply
Solar panelUSB power delivery

Wireless transmission

Wireless transmission
BluetoothWi-Fi

Connections

USB ports
Micro USB-BUSB-C
Memory card type
microSD

Origin

Country of origin
China

Scope of delivery

Scope of delivery
1x 16GB MicroSD card with SD adapter1x 2000mAh lithium-polymer battery1x Micro-USB cable (1m)1x PM sensor (Sensirion SEN50)1x Smart Citizen Data Board 2.31x Smart Citizen fabric bag1x Smart Citizen Urban Sensor Board 2.31x USB adapter

Product dimensions

Length
60 mm
Width
60 mm
Height
55 mm
Weight
254 g

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Single board computer kits» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 12.HutoPi
    0.5 %
  • 12.Lilygo
    0.5 %
  • 12.Seeed Studio
    0.5 %
  • 12.Shelly
    0.5 %
  • 18.Raspberry Pi
    0.7 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Seeed Studio
    Not enough data
  • 1.Arduino
    0 days
  • 1.Joy-it
    0 days
  • 1.M5Stack
    0 days
  • 4.DFRobot
    1 day

Return rate

How often is a product of this brand in the «Single board computer kits» category returned?

Source: Digitec Galaxus
  • 12.Dragino
    1.5 %
  • 12.M5Stack
    1.5 %
  • 12.Seeed Studio
    1.5 %
  • 15.Allnet
    1.6 %
  • 15.RAK Wireless
    1.6 %
Source: Digitec Galaxus