PowerBoost 1000C is the perfect power supply for your portable project!  With a built-in load-sharing battery charger circuit, you'll be able to keep your power-hungry project running even while recharging the battery!  This little DC/DC boost converter module can be powered by any 3.7V LiIon/LiPoly battery, and convert the battery output to 5.2V DC for running your 5V projects. If you dont need the 1A battery charger, smart...

PowerBoost 500C is the perfect power supply for your portable project! With a built-in battery charger circuit, you'll be able to keep your project running even while recharging the battery! This little DC/DC boost converter module can be powered by any 3.7V LiIon/LiPoly battery, and convert the battery output to 5.2V DC for running your 5V projects. If you need a 1A battery charger, smart load-sharing, and 1A iOS resistors, check out...

PowerBoost is the perfect power supply for your power-hungry portable project! This little DC/DC boost converter module can run from 1.8V batteries or higher, and convert that voltage to 5.2V DC for running your 5V projects. With a beefy 4A DC/DC converter, it can give you 1A+ from as low as 2V.  Like our popular 5V 1A USB wall adapter, we tweaked the output to be 5.2V instead of a straight-up 5.0V so that there's a little bit of...

PowerBoost is the perfect power supply for your portable project! This little DC/DC boost converter module can run from 1.8V batteries or higher, and convert that voltage to 5.2V DC for running your 5V projects. Like our popular 5V 1A USB wall adapter, we tweaked the output to be 5.2V instead of a straight-up 5.0V so that there's a little bit of 'headroom' long cables, high draw, the addition of a diode on the output if you wish,...

What's a project if it's trapped on your desk? Now you can take your Arduino anywhere you wish with the PowerBoost shield! This stackable shield goes onto your Arduino and provides a slim rechargeable power pack, with a built in battery charger as well as DC/DC booster. Compatible with Arduino Uno, Duemilanove, Mega, Leonardo and Due - basically any Arduino-pinout-shaped Arduino as only the GND and 5V pins are used. You can stack shields...

For all those who feared their Game Boy days would be but a memory, worry no more! The Game Boy may be dead, but with this pack you'll have a chance to revive it. We've collected all the right parts so you can assemble the guts of your very own DIY GameGRRL - a portable Raspberry Pi running MAME and NES emulators. This is version 2.0! We've updated this project for the Raspberry Pi 2 or 3 with more buttons (D-Pad,...

For all those who feared their Game Boy playing days would be but a memory, worry no more! That handheld may be dead, but with this pack you'll have a chance to revive it. We've collected all the right parts so you can assemble the guts of your very own DIY GameGRRL - a portable Raspberry Pi running MAME and NES emulators. This version DOES NOT INCLUDE THE RASPBERRY PI ZERO W! It is also a DIY kit that requires you to...

For all those who feared their Game Boy playing days would be but a memory, worry no more! That handheld may be dead, but with this pack you'll have a chance to revive it. We've collected all the right parts so you can assemble the guts of your very own DIY GameGRRL - a portable Raspberry Pi running MAME and NES emulators. This version includes the Raspberry Pi Zero W! However, it is a DIY kit that requires you to 3D print...

For all those who feared their Game Boy days would be but a memory, worry no more! The Game Boy may be dead, but with this pack you'll have a chance to revive it in style. We've collected all the right parts so you can assemble the guts of your very own DIY GameGRRL - a portable Raspberry Pi running MAME, NES, Atari2600 and other fine emulators (via RetroPie/EmulationStation) It's called the Pocket PiGRRL and it's...

For all those who feared their Game Boy days would be but a memory, worry no more! The Game Boy may be dead, but with this pack you'll have a chance to revive it. We've collected all the right parts so you can assemble the guts of your very own DIY GameGRRL - a portable Raspberry Pi running MAME and NES emulators. It's called the PiGRRL and it's powered by a Raspberry Pi Model B and a PiTFT display....

Convert just about any battery pack to 5V with VERTER - our fresh new Buck-Boost power converter. VERTER can take battery voltages from 3-12VDC and output a nice 5V DC, which makes it a perfect universal power supply for your portable project! Where Verter really shines is when you have a battery or power range that can fluctuate a lot, or you don't know what you'll end up using. It operates smoothly over the 3-12V range, moving from a...

This adorable little board will come in very handy whenever you need a small amount of 5V power. It's the size of a linear regulator, but it's actually a mini-booster! Input 3V on one side, and get 5V at up to 100mA supply on the other. Perfect for use with battery-powered projects with 2 or 3 Alkaline, or a single Lithium battery. For big projects, you may want one of our PowerBoost boards that can give you a honkin' 500mA-2A of...

There's two standard ways to power electronics - USB or 5.5mm/2.1mm DC barrel jack. This or that! With this USB to 2.1mm Male Barrel Jack Cable , you can now power 5V DC powered electronics that have a DC jack from a USB jack with a handy 1 meter long cable. Simply plug the USB A side to any computer, PowerBoost, USB wall adapter, or even a USB battery pack. Other side is center positive, 5.5mm outer/2.1mm inner diameter jack. We got these...