Built a smart Li-ion charger with 10-LED fuel gauge. Features BQ24075 for charging & LM3914 voltage monitoring. Full build guide available!
The 18650 Battery has emerged as one of the most popular choices for a wide range of applications. Its compact size, impressive energy densi
Build a portable 12V→1V adjustable DC power supply with USB output, precise multiturn control, volt-amp display, and high-current support
Smart sensor network to monitor water quality, wildlife and provide insights towards cleanup and improvement
Long-range wireless sensor based on Whisper Node capable of running for over a year on a single CR2032, transmitting data every 60 seconds.
A realtime battery indicator for your project without extra components or using any analog I/Os.
In This Tutorial, I will Show You How to Make an Arduino Based MPPT Charge Controller
What if we built a small weather station lasting for about 6 months with 2x AA, talking to Internet and working anywhere with SIGFOX?
An Arduino powered birthday reminder device that will wish you on your birthday for 50 years on a single CR2450 coin cell.
Learn how to build a remote battery monitoring solution that uses Victron's VE. Direct protocol with Blues Notecard cellular connectivity
A water bottle that can keep track of your water intake and reminds you to drink enough water.
See how much battery you have left!
This battery charger monitor uses an OLED display & Blynk to show you its charge current, bus voltage, load voltage & elapsed time.
Solar-Powered Ribbit Pro, Self-sustaining, Cellular IoT capability, Adafruit Feather compatible
Don’t let phone batteries fizzle out, put power back in your hands!
Let's dive into how we can use a set of power-optimizing strategies on a Raspberry Pi and turn it into an off-grid IoT solution.
A mini UPS for your WiFi router made from old laptop batteries
Power management for portable Arduino projects.
Twice the power, Twice the capacity to power your Pi.
A battery pack on Printed circuit board.
Protect lithium polymer battery pack from over discharge.
A long-lasting inexpensive battery bank that never needs to be plugged in.
Yes, yet another weather station. But this one is special! It connects to your WiFi and it can run for more than a year on 2 AA batteries!
A TinyML model to predict the Lithium Ion battery's life cycle within shorter time using Edge Impulse.
