IoT-devices, LLC 🇺🇦
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iot-devices.com.ua
IoT-devices, LLC 🇺🇦
@iot-devices.com.ua
21 followers 15 following 49 posts
IoT-devices is a Ukrainian private company founded in 2020 in Kyiv. Develops and manufactures its own ecosystem of electronic modules for building smart devices in the sphere of the Internet of things. Visit: https://go.iot-devices.com.ua
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iot-devices.com.ua
IoT-devices, LLC 🇺🇦 @iot-devices.com.ua · Dec 16
The ICL_RPIPW_ST_V1 plastic case for Raspberry Pi Pico W controllers with straight pin headers is now also available on Etsy
#icl_rpipw_st_v1 #etsy #diy #electronics #raspberrypi
iotdevicesllc.etsy.com/listing/4423...
iotdevicesllc.etsy.com
iot-devices.com.ua
Back in stock on our website! The GGreg20_V3 Geiger counter module for Arduino, Raspberry Pi, ESP32, ESP8266, and other MCUs is available for orders from Ukraine and worldwide. #DIYElectronics #Geiger #GGreg20_V3 #BackInStock
iot-devices.com.ua/en/product/g...
Detector of radioactive particles GGreg20_V3 Geiger counter - IoT-devices, LLC - Electronics manufacturer for IoT
The GGreg20_V3 radioactive particle detector is a ready-to-use next-generation IoT-device with a SBM-20 Geiger tube and pulse count output.
iot-devices.com.ua
December 29, 2025 at 8:40 PM
iot-devices.com.ua
The ICL_RPIPW_ST_V1 plastic case for Raspberry Pi Pico W controllers with straight pin headers is now also available on Etsy
#icl_rpipw_st_v1 #etsy #diy #electronics #raspberrypi
iotdevicesllc.etsy.com/listing/4423...
iotdevicesllc.etsy.com
December 16, 2025 at 11:50 AM
iot-devices.com.ua
The repository for the RPi Pico W case contains a demo example in STL format in actual size, which you can orbit and view to see what the outer contours of the model look like.
#icl_rpipw_st_v1 #raspberrypi #3DPrinting #iot #diy

github.com/IoTCaseLab/I...
github.com
December 16, 2025 at 11:48 AM
iot-devices.com.ua
We have released a new version of Sound GGreg20_V3 App on Google Play
Minor changes in this (1.2) version:
- improved display of values;
- corrected logic for resetting values at the start of a new measurement cycle.
Don't forget to update your app!
iot-devices.com.ua IoT-devices, LLC 🇺🇦 @iot-devices.com.ua · Aug 23
We have released the app update last week, mainly to comply with Google Play requirements for minimum API level and target API level:
- Bump minimum SDK to 14 and target SDK to 35;
- Compatibility with Android 16 for screen rotation control.
Don't forget to update your Sound GGreg20_V3 App.
iot-devices.com.ua IoT-devices, LLC 🇺🇦 @iot-devices.com.ua · Jul 15
Woah! We’ve just released our first #Android app – the Sound GGreg20_V3 App. This Sound GGreg20_V3 #App companion for the DIY Geiger counter module #GGreg20_V3 was developed by the IoT-devices team to provide a quick and convenient way to get started.
iot-devices.com.ua/en/meet-the-...
December 16, 2025 at 11:46 AM
iot-devices.com.ua
Dimensions of the GM tube holder on the GGreg20_V3 Geiger counter PCB
The exact mounting dimensions for J305 & SBM20 tubes on the GGreg20_V3 module. Ensure perfect compatibility for your DIY projects. Feel free to choose to buy the module with or without the tube.
iot-devices.com.ua/en/ggreg20-v...
Dimensions of the Geiger-Muller tube holder on the GGreg20_V3 Geiger counter PCB - IoT-devices, LLC - Electronics manufacturer for IoT
Find the exact mounting dimensions for J305 and SBM20 tubes on the GGreg20_V3 Geiger counter module. Ensure perfect compatibility for your DIY projects. Feel free to choose to buy the module with or w...
iot-devices.com.ua
December 8, 2025 at 6:10 PM
iot-devices.com.ua
IoT-devices is pleased to announce the new external component, ggreg20_v3, for the ESPHome smart home platform.
This component significantly simplifies the integration of GGreg20_V3 Geiger counter-based radiation monitoring sensors into any system running ESPHome.
iot-devices.com.ua/en/ggreg20_v...
Cross-Controller External Component GGreg20_V3 Released for ESPHome - IoT-devices, LLC - Electronics manufacturer for IoT
October 3, 2025, Kyiv — IoT-devices LLC is pleased to announce the official release of the new external component, ggreg20_v3, for the ESPHome smart home
iot-devices.com.ua
December 8, 2025 at 6:06 PM
iot-devices.com.ua
IoT-devices LLC and the creative team at IoT Case Lab (ICL) announce the start of sales for their joint project. IoT-devices and IoT Case Lab team up to design and 3D-print plastic cases for DIY electronics
iot-devices.com.ua/en/iot-devic...
IoT-devices and IoT Case Lab team up to design and 3D-print cases for DIY electronics - IoT-devices, LLC - Electronics manufacturer for IoT
IoT-devices LLC and the creative team at IoT Case Lab (ICL) announce the start of sales for their joint project. IoT-devices and IoT Case Lab team up to design and 3D-print plastic cases for DIY elect...
iot-devices.com.ua
December 8, 2025 at 6:03 PM
iot-devices.com.ua
We have released the app update last week, mainly to comply with Google Play requirements for minimum API level and target API level:
- Bump minimum SDK to 14 and target SDK to 35;
- Compatibility with Android 16 for screen rotation control.
Don't forget to update your Sound GGreg20_V3 App.
August 23, 2025 at 9:30 AM
iot-devices.com.ua
Wireless and Connectionless over the air data transfer from
#GGreg20_V3 to the Sound GGreg20_V3 companion App. Demo video on YouTube.
www.youtube.com/watch?v=vxT6...

#GGreg20_V3 #DIY #IoT #GooglePlay #App #GeigerCounter #Radiation
Sound Geiger Counter Companion App for GGreg20 V3
YouTube video by iot-devices
www.youtube.com
July 24, 2025 at 9:27 AM
iot-devices.com.ua
The easiest way to quickly start using the GGreg20_V3 Geiger counter
July 20, 2025 at 1:01 PM
iot-devices.com.ua
Woah! We’ve just released our first #Android app – the Sound GGreg20_V3 App. This Sound GGreg20_V3 #App companion for the DIY Geiger counter module #GGreg20_V3 was developed by the IoT-devices team to provide a quick and convenient way to get started.
iot-devices.com.ua/en/meet-the-...
Meet the Sound GGreg20_V3 App for Android on Google Play - IoT-devices, LLC - Electronics manufacturer for IoT
About the new Android app - Sound GGreg20_V3 App. This Sound GGreg20_V3 App companion (hereinafter referred to as the App) for the DIY Geiger counter module GGreg20_V3 was developed by the IoT-devices...
iot-devices.com.ua
July 15, 2025 at 10:02 PM
iot-devices.com.ua
We noticed that there have been some updates to the Arduino website. The path to the library for GGreg20_V3 Geiger counter has also changed:
docs.arduino.cc/libraries/gg...
docs.arduino.cc
July 15, 2025 at 10:01 PM
iot-devices.com.ua
Our GGreg20_V3 Geigr counter listing on Etsy has received several new photos in accordance with the current generation of the module.
iotdevicesllc.etsy.com/listing/1588...
iotdevicesllc.etsy.com
July 15, 2025 at 9:59 PM
iot-devices.com.ua
We have updated the estimated time of international delivery by country according to Ukrposhta statistics.
iot-devices.com.ua/en/estimated...
Estimated delivery terms - IoT-devices, LLC - Electronics manufacturer for IoT
Date of update: 19.06.2025
iot-devices.com.ua
July 15, 2025 at 9:58 PM
iot-devices.com.ua
IoT-devices was listed in the ‘Register of the Best Suppliers of Goods and Services 2024’
iot-devices.com.ua/en/best-supp...
LLC
We are pleased to announce that IoT-devices LLC has been included in the ‘Best Suppliers of Goods and Services Register 2024’ based on the results of its activities in 2024. Previously, our company wa...
iot-devices.com.ua
July 15, 2025 at 9:57 PM
iot-devices.com.ua
Building a BLE-Enabled GGreg20_V3 Geiger Counter – Part 1: ESP32 BLE Server with ESPHome Firmware

We have a new article on our website and GitHub. This time, it's about adding #BLE to #GGreg20_V3 #GeigerCounter using #ESP32 with #ESPHome firmware.
iot-devices.com.ua/en/ggreg20-v...
Building a BLE-Enabled GGreg20_V3 Geiger Counter - Part 1: ESP32 BLE Server with ESPHome Firmware - IoT-devices, LLC - Electronics manufacturer for IoT
Here's an example for the GGreg20_V3, sending radiation levels right to your smartphone app using BLE (Bluetooth Low Energy)! This part dives into the first piece of the project: setting up the ESP32 ...
iot-devices.com.ua
July 15, 2025 at 9:56 PM
iot-devices.com.ua
Introducing the new black GGreg20_V3 board: high-voltage adjustment upgrade, quality control, and warranty stickers

Note: this article, like other publications on our website, is also available in Ukrainian.
#GGreg20_V3, #IoT, #GeigerCounter #DIY
iot-devices.com.ua/en/new-black...
Introducing the New Black GGreg20_V3 Board: High-Voltage Adjustment Upgrade, Quality Control, and Warranty Stickers - IoT-devices, LLC - Electronics manufacturer for IoT
The new GGreg20_V3 board is supplied in black color. This is probably already the tenth generation, which received an updated circuit for smoother high voltage regulation and limitation of its values....
iot-devices.com.ua
June 15, 2025 at 12:28 PM
iot-devices.com.ua
Back in Stock on Etsy! The GGreg20_V3 DIY geiger counter module with J305 tube, cables and case for Arduino, Raspberry Pi, ESP32, ESP8266 and other MCUs #DIYElectronics #Geiger #J305 #GGreg20_V3 #BackInStock
iotdevicesllc.etsy.com/listing/1588...
iotdevicesllc.etsy.com
April 6, 2025 at 11:20 AM
iot-devices.com.ua
We have updated the page on our website with the estimated time of international delivery by country according to Ukrposhta statistics.
iot-devices.com.ua/en/estimated...
Estimated delivery terms - IoT-devices, LLC - Electronics manufacturer for IoT
Date of update: 12.03.2025
iot-devices.com.ua
March 12, 2025 at 8:58 AM
iot-devices.com.ua
Today, Norway has been added to the countries where we have our valued customers!
++ Norway, NO

We thank you all for your trust and choice of our products, as well as all those who support Ukraine in these difficult times.
iot-devices.com.ua/en/customer-...
Geography of users - IoT-devices, LLC - Electronics manufacturer for IoT
Over the years, our products have found their users in more than three dozen countries. On the map, we show all the countries we have recorded from where our
iot-devices.com.ua
March 10, 2025 at 11:04 AM
iot-devices.com.ua
If you are interested in what options others choose for the DIY Geiger counter #GGreg20_V3, we have written an article about it.
#DIY #GeigerCounter #HowTo #OrderOptions #Kit
iot-devices.com.ua/en/most-freq...
The most frequently ordered GGreg20_V3 options 2024 - IoT-devices, LLC - Electronics manufacturer for IoT
We analyzed the 2024 order statistics in the online store on our website and added order statistics in the Etsy marketplace store to determine which versions of the Geiger counter module GGreg20_V3 ar...
iot-devices.com.ua
March 9, 2025 at 4:44 PM
iot-devices.com.ua
Our company has conducted a thorough testing of the power consumption of the Geiger counter module GGreg20_V3. The purpose of the study was to determine the real power consumption of the module at different supply voltages: 3.3V, 3.7V, 5.0V.
iot-devices.com.ua/en/ggreg20_v...
Testing of energy consumption by Geiger counter GGreg20_V3 - IoT-devices, LLC - Electronics manufacturer for IoT
Our company has conducted a thorough testing of the power consumption of the Geiger counter module GGreg20_V3, intended for use in DIY projects. The purpose
iot-devices.com.ua
February 27, 2025 at 11:02 AM
iot-devices.com.ua
Someone connected a Geiger counter module #GGreg20_V3 manufactured by us to #flipperzero back in 2022.
We thank the author for sharing:
imgur.com/a/flipper-ze...
Flipper Zero with GGreg20-v3 Geiger counter
Discover the magic of the internet at Imgur, a community powered entertainment destination. Lift your spirits with funny jokes, trending memes, entertaining gifs, inspiring stories, viral videos, and ...
imgur.com
January 15, 2025 at 10:43 PM
iot-devices.com.ua
Application note on the use of the high-voltage converter DCDC_3V3_400V_V1 module as a power supply for the Geiger-Muller tubes or other DIY / IoT projects

iot-devices.com.ua/en/high-volt...
Application note on the use of the high-voltage converter DCDC_3V3_400V_V1 as a power supply for the Geiger-Muller tube - IoT-devices, LLC - Electronics manufacturer for IoT
Note on the use of the DCDC_3V3_400V_V1 high voltage converter by the user to power the Geiger-Muller tube or in other DIY / IoT projects
iot-devices.com.ua
January 9, 2025 at 10:33 AM
iot-devices.com.ua
We have been promising for a long time, and now we have finally posted on our website the instructions for the initial diagnostics of #GGreg20_V3.
You can use this manual to check whether the module sub-components are in working condition.
#geigercounter
iot-devices.com.ua/en/technical...
Technical note on initial diagnostics of the GGreg20_V3 module with J305 tube - IoT-devices, LLC - Electronics manufacturer for IoT
Technical note on manual initial diagnostics of the GGreg20_V3 module with J305 tube to check the main module voltages at the control points and determine the module's operability
iot-devices.com.ua
December 19, 2024 at 1:50 PM