Opto/Illumination

US$1.33
These are very bright LEDs. The LEDs are so bright that it hurts to look directly at them.
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US$1.33
Thanks to their square shape, these RGB LEDs can sit flush against a PCB saving you precious vertical space in projects where space is a luxury. They may not be huge, but these common cathode piranha LEDs are bright!
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US$2.23
The TSOP4838 from Vishay is a miniaturized IR receiver module for infrared remote control systems. A PIN diode and a preamplifier are assembled on lead frame, the epoxy package contains an IR filter. The demodulated output signal can be directly connected to a microprocessor for decoding. This device is widely used for remote controlling.
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US$2.63
These 4-wire cables are 15cm long and come as a set, one side has a JST SM type connector plug on the end. The other side has a matching JST SM type receptacle connector.
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US$54.48
This is a heavy-duty switching supply, for when you need heavy-duty power! It supplies a clean 5VDC at up to 10 Amps, from 110VAC or 220VAC source (US/Canada/Japan plug, can be converted to international) The output connects via a 2.5mm DC jack (2.1mm jack also fits). Green LED indicator lamp lights when unit is connected. This type of power supply is great for projects like 5V LED strips or CNC/3D Printer motors.
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US$8.67
This is a fixed mounting stand to fit a laser diode module.
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US$2.79

Specifications: Height: 0.37 inch. Lead Length: 1.44 inch. Lead Spacing: 0.3 inch. Width: 0.43 inches. 

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US$2.79

Specifications: Height: 0.37 inch. Lead Length: 1.44 inch. Lead Spacing: 0.3 inch. Width: 0.43 inches.

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US$22.74
The 7-Segment Serial Display combines a classic 4-digit 7-segment display and an ATMega328 microcontroller allowing you to control every segment individually using only a few serial lines.
Delivery within 2-3 weeks
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US$20.92

The product kit comes with: A fully tested and assembled LED backpack. Ultra-bright 4-digit 0.56" tall blue seven-segment display. 4-pin header. A bit of soldering is required to attach the matrix onto the backpack but its very easy to do and only takes about 5 minutes. 

Delivery within 2-3 weeks
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US$17.42

The product kit comes with: A fully tested and assembled LED backpack. Ultra-bright 4-digit 0.56" tall blue seven-segment display. 4-pin header. A bit of soldering is required to attach the matrix onto the backpack but its very easy to do and only takes about 5 minutes. 

Delivery within 2-3 weeks
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US$0.69
The SB-5W is a 5mm super bright white LED.  These are very bright LEDs that it hurts to look at them.
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US$17.42

The product kit comes with: A fully tested and assembled LED backpack. Ultra-bright 4-digit 0.56" tall green seven-segment display. 4-pin header. A bit of soldering is required to attach the matrix onto the backpack but its very easy to do and only takes about 5 minutes. 

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US$18.13
This kit includes a very simple and small LED display module. It makes it possible for you to directly connect many 7-segment led modules in a chain.
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US$19.53
This is 8 digital bits serial LED display. It features a flick free display and 3-Wire interface which allows more than 2 modules can be serial linked. With our interface shield, this module can be plug and play.
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