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Discard solution after use
mini fountains
for monitoring the status of power
25" but packs a surprising amount of technology into its little frame
object counting
IR LED Super Bright 5mm 940nm 5pcs - Infrared Emitter sd card breakout Discard solution after useInfrared LEDs are used for remote controls (they're the little LED in the part you point at your TV) and 'night vision' cameras, and these little blue guys are high powered ones! They are 940nm wavelength, which is what nearly all devices listen to. They're 20 degree beamwidth, and work great for any kind of remote control application. We used one of these to make a camera control footswitch intervalometer. These are the same LEDs we use in our super
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US$ 39.99
