| Step into the era of smart trail management with this innovative laser beam interruption counter/detector. Powered by a battery and designed...
All items tagged with Test & Measurement and sustainability (4)
| How much energy does your house, balcony power supply, or PV system consume? Sure, you can purchase a plug-and-play energy logger on the Int...
| Want a do-it-yourself solution for taking indoor air quality measurements? This eCO2 Telgram Bot sends alerts to a Telegram account to keep...
| This monitor sends air quality messages on Telegram and shows it on an RGB LED strip and web interface. It uses a CCS811 gas sensor that det...