Real Solar Panel Power: Are AliExpress Sellers Misleading Us?
Have you bought a 1W or 2W mini solar panel and it doesn't perform as expected? Find out why lab specifications do not guarantee real performance.
Arduino Projects
Low-Power Solar Panels: MPPT is the Secret to Running Your ESP32 on Just 1W
We’ve seen lots of brilliant DIY projects using solar panels, but the reality is that energy efficiency is a real challenge. If you’ve tried to power an ESP32 or a Raspberry Pi with a small solar panel and failed, you’re not alone. This post complements our project on Enerlogic — Energy Wizard and … Read more
Controlling the electronic load with MOSFETs with an ESP32 - Basics
Learn how to control an electronic load with MOSFETs and an ESP32, improving your projects with automation, graphs and tests from the browser.
CO2 Gadget Low Power CO2 monitor with Lilygo TTGO T5 ePaper and Sensirion SCD41 Sensor
A low-power CO2 meter with a 90-day autonomy on a single charge? Not bad, not bad at all...
Winsen Low Power NDIR CO2 Sensor MH-Z1311A
A highly compatible NDIR CO2 sensor with a power consumption of less than 1mAh.
Cellular Polypropylene (PP) Boxes
Here's a great idea! Let's see how to easily make boxes for our projects in a homemade way, with cheap and easily available materials.
CO2 Meter TFT Colour Display with TTGO T-Display Sensirion SCD30 - The CO2 Gadget
CO2 meter with colour display and Bluetooth connection. Take it with you everywhere and measure the air quality discreetly and at any time.
Sensirion SCD30 dual-channel NDIR CO2 Sensor
One of the best options. In some cases it is even the only recommended option.
CO2 meter on your mobile phone with ESP32 and Sensirion SCD30 sensor [BASIC VERSION] [BASIC VERSION].
CO2 meter with App for Android and iOS, via Bluetooth, official from the sensor manufacturer Sensirion