2023 Low Power Challenge | Hackaday.io

71 projects

Aloidia is a staggered, split, fully wireless solar-powered mechanical keyboard with extremely long battery life.

Aloidia: wireless split solar powered keyboard

nguyen-vincent Nguyen Vincent

Low power, low cost, low parts and low channel count USB talking LoRaWAN gateway (without concentrator) for OpenWRT routers and pals

Low Power LoRaWAN Gateway

The Timeframe is a beautiful, sleek, battery-powered e-ink display that shows you the day's schedule, images, and anything else.

The Timeframe

stavros Stavros

Drive silicon photomultipliers (SiPMs) and build yourself a simple scintillation counter quick and easy!

Mini SiPM Driver Board

Battery powered, internet connected weather station

E-ink weather station (pumpkin edition)

An Indoor Air Quality System with E-Paper Display, LoRa communication and WiFi AP configuration

Hermetis

manuel-alfonso Manuel Alfonso

Explorer is a small solar powered art piece with a dynamically scaled frame rate to conserve energy during those dark winter days

Explorer

jelle-reith Jelle Reith

Hackaday Prize 2019

A new take on the LED coaster with wireless power charging and supercapacitor energy storage.

LED Coaster - Wireless/Batteryless

scott-clandinin Scott Clandinin

A fully custom Arduino E-Paper BLE clock in a 3D Printed case using nRF52832 with one year run time one a single 18650

Triink - low power BLE E-Paper Clock

aaron-christophel Aaron Christophel

Hackaday Prize 2019

A useful tool that injects small currents into your circuits, below the range of your usual lab PSU

Precision current generator

yann-guidon-ygdes Yann Guidon / YGDES

Is it possible to + physically apply Newton's third law of motion as a dynamic cycle system in a motor device in a positive way.

It Can Apply the Newton III Law on an EngineSystem

carlos-barrera Carlos Barrera

Solar-powered creatures that react to energy with animations on a 7-segment LCD. And they blink at night!

LCD Solar Creatures

Hackaday Prize 2019

Loko is the 12 gram GPS tracker with extreme battery life.

Loko-Offline GPS tracker with 270 days battery

akio-sato Akio Sato

A member based fully crowd funded and even corporate sponsor (s) but a democraticlly focused proposal based Grassroots Hacker Space Program

Hackaday In Space

A low-power E-Paper weather display powered by an ESP32 microcontroller. Utilizes the OpenWeatherMap API.

ESP32 E-Paper Weather Display

Step-by-Step guide on how Lithium Battery charger circuit works and full assitance for DIY protect charger through USB port.

DIY Protected Lithium Battery Charger (TP4056)

diy-guy-chris DIY GUY Chris

Solar camera embedded micro satellite circuit sculpture

MicroSat Circuit Sculpture

blanchard-jordan BLANCHARD Jordan

The 2015 Hackaday Prize

Small battery-powered data logger that runs on 3.2 µA when measuring at a 1 minute interval

Low-power environmental data logger

A scale model of the Italian COSMO-SkyMed satellite brought to life with the addition of a small flashing light.

Flashing satellite model

andrea-console Andrea Console

DIY extremly low current pulse motor from old relays

Microwatt Pulse Motor

mircemk mircemk

Make a low-cost, low-power light show responsive to specific musical notes present in ambient sound.

Musical note-detecting light display

Yet another overly engineered business card, that probably I would never give a way, because it is too expensive.

Electronic CV

dimitar Dimitar

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

Mailbox Sensor

kevin-kessler Kevin Kessler

Ultra low power device without batteries, zero maintenance, everlasting and environment friendly

Supercaps Solar Panel project