#358 CO2 Cuckoo Clock for schools and businesses (Why not eCO2?)
12:14
Forget WiFi! This Wireless Method is WAY Better?
16:32
#351 10 Battery Power Boards for Raspberries and ESPs. Start of “SuperPower” project
11:54
An ACTUALLY smart air quality monitor (it's open)
17:55
#360 Tracking and Chasing Weather Balloons with TTGO LoRa Board and Raspberry Pi. Fun and Adventure
14:11
#383 Cheap and simple Solar Power for our small Projects (ESP32, ESP8266, Arduino)
22:18
(483) ESP32 precision GPS receiver (incl. RTK-GPS Tutorial). How to earn money with it (DePIN)
12:55
#325 6 PIR Sensors tested: PIR sensors incl. some new from Panasonic and an ESP32 shield
24:01