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71 projects
2.1k
16
13
Shooting for 10 sec/year accuracy with an ATmega and software-based, temperature-aware frequency correction
Project Owner Contributor

Remarkably Accurate Quartz Clock

gaborGabor

1.9k
10
10
RF-Sensor for temperatur, humidity and water leak with decades of battery lifetime
Project Owner Contributor

Ultra Low Power RF-Sensor

christophChristoph

14.2k
414
66
Using an ePaper Display, investigate getting the lowest possible current usage from an STM32L0.
Project Owner Contributor

Coin Cell Powered Temperature/Humidity Display

kevin-kesslerKevin Kessler

4.4k
31
37
The Timeframe is a beautiful, sleek, battery-powered e-ink display that shows you the day's schedule, images, and anything else.
Project Owner Contributor

The Timeframe

stavrosStavros

1.7k
16
15
An attempt at building a stylish, low-power calendar, thanks to the ESP32 and an e-paper display that (for now) resembles a framed picture
Project Owner Contributor

Low-Power E-Paper Calendar

johnJohn

38.6k
460
462
A low-power E-Paper weather display powered by an ESP32 microcontroller. Utilizes the OpenWeatherMap API.
Project Owner Contributor

ESP32 E-Paper Weather Display

lmarzenlmarzen

5.3k
43
38
I'm tired of walking the whole way to my mailbox to see if there is mail in it, so technology comes to the rescue
Project Owner Contributor

Mailbox Sensor

kevin-kesslerKevin Kessler

3k
16
13
Yet another overly engineered business card, that probably I would never give a way, because it is too expensive.
Project Owner Contributor

Electronic CV

dimitarDimitar

596
5
3
A Module that fits in a typical Wallswitch with Air Quality, EarthQuake Detection and Ultra Low Power Sleep Mode + an Touch EInk Display
Project Owner Contributor

AirQ&EarthQ-LoRa EInk WallSwitch

ulrichUlrich

1.1k
966
10
A scale model of the Italian COSMO-SkyMed satellite brought to life with the addition of a small flashing light.
Project Owner Contributor

Flashing satellite model

andrea-consoleAndrea Console

16.4k
644
113
wearable UV Index & weather sensor
Project Owner Contributor

UV-badge

x-labzx-labz

13.8k
104
65
An ESP32 based weather station investigating ESP32's Deep Sleep and ESP-NOW
Project Owner Contributor

ESP-NOW Weather Station

kevin-kesslerKevin Kessler

574
0
0
An NB-IOT add-on board for the Raspberry Pi Pico
Project Owner Contributor

Watchible

petedoumapete.douma

32.5k
155
116
More sensitive to gamma radiation than a Geiger counter with the added bonus of telling exactly what's inside your samples!
Project Owner Contributor

All-In-One Gamma-Ray Spectrometer

nuclearphoenixNuclearPhoenix

3.3k
33
33
Battery powered, internet connected weather station
Project Owner Contributor

E-ink weather station (pumpkin edition)

x-labzx-labz

299
1
1
Roamer 3 is a capacitor powered autonomous pet robot that likes to hang around humans.
Project Owner Contributor

Roamer 3

mike-rigsbyMike Rigsby

3.7k
207
28
Small battery-powered data logger that runs on 3.2 µA when measuring at a 1 minute interval
Project Owner Contributor

Low-power environmental data logger

martin2250martin2250

4.9k
24
25
WiFi/BLE-enabled low power e-paper display devboard
Project Owner Contributor

Paper WiFi

albertas-micknasAlbertas Mickėnas

3k
59
44
Ultra low power device without batteries, zero maintenance, everlasting and environment friendly
Project Owner Contributor

Supercaps Solar Panel project

gosGos

22.3k
795
97
A LISP-programmable laptop with battery life measured in years
Project Owner Contributor

PotatoP

andreas-eriksenAndreas Eriksen

5.6k
50
47
Compact and lightweight tracker using the Astrocast communication module and u-blox CloudLocate service
Project Owner Contributor

AstroTracker MINI

raphael-valceschiniRaphael Valceschini

15.2k
206
175
Aloidia is a staggered, split, fully wireless solar-powered mechanical keyboard with extremely long battery life.
Project Owner Contributor

Aloidia: wireless split solar powered keyboard

nguyen-vincentNguyen Vincent

7.5k
75
73
A pocket demon named Exy. Luci? Haven't heard about him.
Project Owner Contributor

Xling

dsldsl

1.8k
2
7
The idea for this project is to repurpose an analog wall clock to display the date instead of the time.
Project Owner Contributor

Calendar Clock 50 Years Battery Life 1 AA Alkaline

josh-joyJosh Joy

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