Adafruit

US$21.45
This is a nice, bright alphanumeric display that shows letters and numbers in a beautiful blue hue. It's super bright and designed for viewing from distances up to 23 feet (7 meters) away.
Delivery within 2-3 weeks
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US$3.07
There are 20 pins, 10 on each side, with 0.1" spacing so you can easily plug it into a breadboard with plenty of space for wiring left over.
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US$17.42
This battery is slim and easy to fit into many project cases. This lithium ion battery contains a 2200mAh and a protection circuit that provides over-voltage, under-voltage and over-current protection. This cell can provide 2C of peak current (4400mA).
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US$8.67
This 2.4"/61mm long antenna has 2dBi of gain and 50Ω impedance so it will work fantastically with just about any 850/900/1800/1900/2100 wireless receiver/transmitter such as any Cellular or GSM/GPRS device.
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US$9.87
This 2.2"/57mm long antenna has 2dBi of gain and 50Ω impedance so it will work fantastically with just about any 850/900/1800/1900/2100 wireless receiver/transmitter such as any Cellular or GSM/GPRS device.
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US$2.53
This 1.5" diameter speaker cone is the perfect addition to any audio project where you need an 8Ω impedance and are using 0.25W or less of power. We particularly like this cone as it's very simple and its plastic body is extremely lightweight and thin.
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US$2.88
This tiny 1" diameter speaker cone is the perfect addition to any small audio project where you need an 8 Ω impedance and will be using 0.5W or less of power. We particularly like this cone as it's very simple and its metal body is extremely lightweight.
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US$3.42
There are 20 pins,10 on each side, with 0.1" spacing so you can easily plug it into a breadboard with plenty of space for wiring left over.
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US$3.42
There are 20 pins, 10 on each side, with 0.1" spacing so you can easily plug it into a breadboard with plenty of space for wiring left over.
In stock
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US$2.23
As an addition to our other USB DIY shells, we have a 'micro B female' in a panel-mount-like connector. This isn't true panel mount but you could glue the black plastic shell into your project and then press-fit in the micro B connector. The 5-pins are much easier to solder than a surface mount connector.
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US$2.23
Make your own USB connections without slicing apart a USB cable and soldering those thin wires inside. This is the 'slim' version of the DIY USB-A Male connector. It's a little more elegant because instead of snapping two pieces together the connector press-fits into the overmolding for a modern look.
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US$2.23
Make your own USB connections without slicing apart a USB cable and soldering those thin wires inside. This is the 'slim' version of the DIY MicroB Male connector. It's a little more elegant because instead of snapping two pieces together the connector press-fits into the overmolding for a modern look.
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US$3.42
Repair or design your very own audio cables with these nice and durable phono-jack connectors. This is a great plug to make your own cable with. it's made out of durable metal with a flexible, sturdy spring for strain-relief. Just solder the connector to some wires and you have a DIY audio cable that can rival the best!
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US$15.45
This pressure sensor from Freescale is a great low-cost sensing solution for precision measurement of barometric pressure and altitude. The MPL3115A2 has a typical 1.5 Pascal resolution, which can resolve altitude at 0.3 meters (compare to the BMP180 which can do 0.17m).
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US$12.17
This little lipo charger is so small and easy to use you can keep it on your desk or mount it easily into any project! Simply plug it via any MiniUSB cable into a USB port and a 3.7V/4.2V lithium polymer or lithium ion rechargeable battery into the JST plug on the other end. 
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