“This battery charger monitor uses an OLED display & Blynk to show you its charge current, bus voltage, load voltage & elapsed time. Story This is a 3.7V DC LiPo Charger that uses the INA219 DC voltage sensor and a ESP8266 …

“Just thought how would a “cool” kit look a like, so I get an altoids tin box eat all the thinks inside and put all necassary parts inside. ;) a new project from good old Germany. I got some of those …

“Whilst browsing eBay I came across these strings of 50 addressable LEDs using the WS2811 chip, whilst I don’t think they are really designed to be used as fairy lights they do work well and they look awesome in …

“Back in the time when I was building my Arduino based Ludwik Drone I faced a problem of choosing proper motors and propellers. I didn’t know anything about drones at that time so I had to trust motor manufacturer …

“Battery powered Aquarium Air Pumps are common and can be easily bought from Local Fish Stores. But the downside to such pumps are that you need to replace the batteries each time they run out, or recharge the batteries with …

“”Nera” (or Nira) is board game which is originated in ancient India like Chess and is still popular in south Indian villages .Nera helps players to develop their strategic and tactical abilities and problem solving skills.It is a two …

“In this instructable, we made a battery powered RGB LED cube. It automatically shifts through colours with the help of a built in microcontroler. The bottom half of the cube is laser cut and the top half is 3D printed …

“There are multiple smart accessories such as smart glasses, smart watches, etc. available in the market. But all of them are built for us. There is a significant lack of technology to aid the physically challenged. I wanted to build …

“DMX is a protocol used to control stage lighting fixtures and special effects. Each device has it’s own channel(s) which it responds to. This channel is user selectable by a DIP switch or a display with buttons. There …

“It’s not only a cool little badge with a tiny bubble display for nice words and numbers but also a dev board for prototyping. Story Introduction Many of us have seen the dark side of life and those poor …