Sparkfun

Digital calipers are an absolute essential. Here at SparkFun we use them all the time. These premium calipers come with an extra battery and auto s...

For a long time we've had small 7-segment displays and huge 7-segment displays, but now we finally have something in between. These 1" tall 4-digit...

For a long time we've had small 7-segment displays and huge 7-segment displays, but now we finally have something in between. These 1" tall 4-digit...

For a long time we\'ve had small 7-segment displays and *huge *7-segment displays, but now we finally have something in between. These 20mm 4-digit...

For a long time we\'ve had small 7-segment displays and *huge *7-segment displays, but now we finally have something in between. These 20mm 4-digit...

For a long time we\'ve had small 7-segment displays and *huge *7-segment displays, but now we finally have something in between. These 20mm 4-digit...

This is a basic, 4-digit 7-segment display - blue in color. It has a common anode. The display features one decimal point per digit, and individual...

This is a basic, 4-digit 7-segment display - green in color. It has a common anode. The display features one decimal point per digit, and individua...

This is a basic, 4-digit 7-segment display - red in color. It has a common anode. The display features one decimal point per digit, and individuall...

This is a basic, 4-digit 7-segment display - white in color. It has a common anode. The display features one decimal point per digit, and individua...

No really - it's 6 inches (153mm) tall! This very large 7-segment display can be seen from a hundred feet away. So many projects to try, so little ...

No really - it\'s 6 inches (153mm) tall! This very large 7-segment display can be seen from a hundred feet away. So many projects to try, so little...

Your basic 7-segment LED. Common anode. Two decimal points, but only the one on the right is wired. Digit height is 0.6\". Overall height is 1\" *...

4-digit 7-segment displays are really neat little devices, it's a shame that they can be so cumbersome to control. Well we've solved that problem b...

4-digit 7-segment displays are really neat little devices, it's a shame that they can be so cumbersome to control. Well we've solved that problem b...

4-digit 7-segment displays are really neat little devices, it's a shame that they can be so cumbersome to control. Well we've solved that problem b...

4-digit 7-segment displays are really neat little devices, it's a shame that they can be so cumbersome to control. Well we've solved that problem b...

This is a small 1/4 wave rubber duck antenna for (European band) LoRa or other 868MHz communication. Antenna has a center frequency of 868MHz and u...

DB9 female header - right angle PCB mount. 0.318\" Style. **Documents:** * [Datasheet](http://www.sparkfun.com/datasheets/Prototyping/Connectors/...

900/1800 MHz Duck Antenna 2dBi with regular RP-SMA RF connector. Perfect for use with the XBee 900MHz units. 50 ohm impedance. 105mm long. Be sure...

Increase your range with this 1/2 wave duck antenna. Designed for 860 to 960MHz it is ideal for distant LoRa nodes. Utilizes an RP-SMA connector an...

A small 1/4 wave rubber duck antenna for LoRa or other 860-960MHz communication. Antenna has a center frequency of 915MHz and utilizes an RP-SMA co...

These are your standard 9 Volt alkaline batteries from Rayovac. Don\'t even think about trying to recharge these. Use them with Arduinos or with a ...

This 9V battery holder allows your battery to snap in tight and holds it in place, which is great in situations where you don\'t want the battery j...