12v Solar Generator using a Victron BlueSolar MPPT 75/15 Solar Charge Regulator & Arduino-based GUI for Info Display.
DIY lithium-ion 18650 cells charger with a voltage and current tester
Regulated smart constant current charger for 9V NiMH rechargeable batteries.
Use a smart battery charger on up to 6 batteries - wave your hand to turn display on and check charging.
Run your Pi remotely with a 18650 Lithium Ion battery.
Don’t let phone batteries fizzle out, put power back in your hands!
Solar chargers converts only 55% of the solar energy, this cost a lot of solar panels. MPPT chargers converts almost 99% of solar energy.
Rechargeable batteries are expensive, as we need to buy battery charger along with batteries, UNTIL NOW.
Control window blinds, lights, and monitor battery charging using voice command.
Measure the juice left in your AA or AAA batteries anytime using an Arduino Uno and a couple of jumpers.
To extend our V2X ecosystem we are constantly adding entities. This time we added a truly crucial component: EV charging.
Build a universal wireless charger for any tablet or device that charges via USB.
Test and comparison of two PWM methods, to control the battery charge of a "Night Light Control:" 1) Sine function; and 2) PID controller.
Got a buck? Make a charger for LiR2032 coin cells. It could hardly be cheaper or easier.
What to do when you're on a rush, in traffic, and want to charge you're phone and you don't have the right cable? You charge it wireless.
This article will show us a safer and power saving battery automatic charging power control board.
EV chargers are starting to show up everywhere. Why not at your place?
Wireless charging in wireless mouse
Using supercapacitor and wireless charging, we solve the battery problem of toy vehicles and show a great use case for the supercapacitors.
Solar Power to low consumption devices (5V or 3,3V, uninterruptible)
Hi everybody! Im sick and tired of all these small and ugly powerbanks that doesnt have capacity enough to even charge your cellphone once.
Here we concentrate on the controller of the servos, and sensors of the sun's position.
Wouldn’t it be really cool if you can charge your mobile phones battery using the sun instead of a USB charger. You can also use this projec
The revival of an old favorite screw gun thanks to 3D printing and some electronic assembling.