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!
An MH-ET LIVE 1.54" ePaper - cheap E ink display for your Arduino or ESP (setup and demo).
Fully configurable battery-operated LoRa tester with HARDWARIO Maker Kit. You can configure every LoRa parameter and use GPS with TTN Mapper
The solar powering unit presented here has a timer which turns on the Arduino in regular intervals.
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
I work a lot in my garage or in the garden, so it happens pretty often that I just don't hear my doorbell. So I made a smart one.
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.
A nanoFramework + Seeed LoRa-E5 module based LoRaWAN client. Tested on The Things Network (TTN) and The Things Industries(TTI)
Two analog voltage meters, ATtiny85s and some parts from a modern bike computer turned into speed and cadence gauges for a hipster's bicycle
In this tutorial we will use a step UP (0,9-5V to 5V) Voltage Booster to Power Arduino UNO with a 1.5V Battery.
This tutorial demonstrates how to make an ultra low power sensor data logger running on 2 AA batteries for more than a year.
AVR-based power controller to power on and shut down a Raspberry Pi (properly).
Thanks to @ghibi for providing material. This project will measure the power consumption of the Sigfox module (IFS-M01) with M5Stack.
Overfreezing you fridge is not good for your food and power saving, with this fridge monitor, you will always know the temperature in there.
See easily the probability of upcoming rain in the next 60mins to decide whether it's OK to take the bike or to better use an alternative.
Many use battery charging stations for electricity. Would be helpful to consumers and providers to quickly+affordably gauge battery health.
A sample Wilderness Labs Meadow 433/868/915MHz client for my Windows 10 IoT Core RPi LoRa telemetry field gateways.
A smart farm solution connecting cows with IoT to increase productivity by detecting cow health, mating conditions, and even bullying.
Bed occupancy detector for hospitals, nursing homes and home care patients. Can run for years on batteries.
Many times we need from the FPGA some signals for use it as stimulus for other circuits. This board brings us 4 analog outputs for Ultra96.
