Long-range wireless sensor based on Whisper Node capable of running for over a year on a single CR2032, transmitting data every 60 seconds.
Connect up to 10 buttons using a single interrupt.
An Arduino powered birthday reminder device that will wish you on your birthday for 50 years on a single CR2450 coin cell.
How to build an ultra low power LoRaWAN / The Things Network device using a MaxBotix ultrasonic sensor.
An nRF52832 based, low power wire / contactless badge with Bluetooth Low Energy 5.0 and NFC functionality.
NB-IoT sensors using MQTT protocol Connected to Cloud
Low power live GPS tracker with Seeed Wio-E5 module with integrated MCU and LoRa module.
Need to debug your code? Got stuck? Stack Overflow doesn't have the answer? Then ask the Dialectic Ball!
A squirrel proof bird feeder runs a real time squirrel detection on solar powered Arduino tinyML kit. It is created by 9 kids aged 5-9.
Motion & Human Presence Sensing with Ultra Low Power Consumption and Bluetooth Low Energy Connectivity
Use FreeRTOS (simple, easy, robust, & optimised for the Arduino IDE) to reduce the power required for battery or low power applications.
This is a low-cost, low-power, customizable data logger for animal research.
One the most important feature of portable electronics should be long battery life. We can reduce the current drawn by several ways.
Remote control car based on Seeeduino XIAO, and the new product Seeeduino XIAO Expansion board!!
qron0b is a unique BCD (Binary Coded Decimal) wristwatch that combines sleek & minimalist design with low power consumption.
Ever needed to give something to someone but were not able to make the rendezvous? This Sigfox lock box is the solution!
Fully configurable battery-operated LoRa tester with HARDWARIO Maker Kit. You can configure every LoRa parameter and use GPS with TTN Mapper
Use a RPi Pico board along with a motion sensor to wake up the RPi4 and run a CV script that alerts you if a stranger is seen.
Build an easy-to-deploy, low-power sensor node that monitors growing conditions and transmits data offsite where it's securely accessible
Controlling power to the system using alarms based on voltages!
Reduce lolin32 deep sleep current to the minimum
Transmit environmental data from the X-NUCLEO-IKS01A3 expansion shield through the Helium Network and log it in a Google Sheet.
Two analog voltage meters, ATtiny85s and some parts from a modern bike computer turned into speed and cadence gauges for a hipster's bicycle
Thanks to @ghibi for providing material. This project will measure the power consumption of the Sigfox module (IFS-M01) with M5Stack.
