DIY Solar Battery Charger

From Instructables user: deba168.Imagine you are a gadget lover or hobbyist /tinkerer or RC enthusiast and you are going for a camping or outing .Your smart phone/MP3 player battery run out,you have taken a RC Quad Copter,but not able to fly for a long time. So you definitely need a good charger to charge the battery. Am I right ? But where can you get a power source at that location ? Do not worry,this instructable is solutions for all of your problems.Full instructable

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Make A Motion Detector That Sends Emails

From Instructables user: LightBug. In this instructable I’m going to show you how to take that simple circuit and make it send an email every time any motion is detected. If you are getting started with the particle core you can check out my previous istructable as a guide on how to get started before actually trying out this instrucatble. I will also try to keep the instructable as simple as possible so that no one gets left behind. Full instructable

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How to Make your own WiFi Smoke Detector

From Instructables user: Proto G.This is a simple WiFI Smoke Detector that texts me when it senses smoke. I made this for my battery storage area in case of a lithium polymer fire. I still have all of my regular smoke detectors installed and I don’t suggest relying only on this, but rather as an extra layer of protection. If I had a house I would install a proper fire alarm system that calls the fire department, but I live in a small apartment so I can’t. I can set this one to email and call the local fire department...

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