What are we best at? Electronics & 3D printing
Fast delivery 30-day returns
Own warehouse & service Thousands of products
15+ years of expertise 1.7M+ orders
What are we best at? Electronics & 3D printing
Fast delivery 30-day returns
Own warehouse & service Thousands of products
15+ years of expertise 1.7M+ orders

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VAT invoice, leasing and instalments for businesses

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orders based on requests for quotation

 

help with choosing kits for your lab

Index: JUS-24606
EAN: 5904422384371

Set of 3mm and 5mm LEDs - justPi - 100pcs.

This set of 100 LEDs comes in two popular housing sizes: 3 mm and 5 mm . The set includes LEDs in five colors : red, green, yellow, blue, and white, allowing for a wide range of electronics projects. It's a practical solution for hobbyists, students, and anyone involved in electronics, perfect for building signaling systems, lighting effects, educational projects, and DIY projects.

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Over 500,000 customers already trust us. With us you get:

 

same-day shipping for products marked “24h shipping”

 

our own service centre in Poland

 

30 days to return and free delivery in Poland from PLN 500

 

4.9/5 on TrustMate and 4.9/5 on Google (almost 4,000 reviews)

 

VAT invoice, leasing and instalments for businesses

For businesses

 

individual quote for larger quantities

 

VAT invoice

For schools and universities

 

orders based on requests for quotation

 

help with choosing kits for your lab

Product description: Set of 3mm and 5mm LEDs - justPi - 100 pcs.

The justPi kit includes 100 LEDs in two popular housing sizes – 3 mm and 5 mm . The set includes LEDs in a variety of colors , making them ideal for building signaling systems, educational projects, and electronics experiments. The components are compatible with popular platforms such as Arduino , Raspberry Pi , STM32 , ESP32 , and other microcontrollers. The kit will be useful both for learning the basics of electronics and for implementing more advanced projects.

3mm and 5mm LED Diode Set - justPi - 100 pcs.

3mm and 5mm LED Diode Set - justPi - 100 pcs.

It's important to remember that every LED needs a suitable resistor. Failure to do so will result in irreversible damage. Not sure which resistor to choose? Learn how to choose the right resistor for your LED !

3mm and 5mm LED Diode Set - justPi - 100 pcs.

The set includes diodes in five colors.

How to properly install 3mm and 5mm LEDs?

When mounting LEDs, pay attention to their polarity. The longer lead indicates the anode (positive terminal), while the shorter lead indicates the cathode (negative terminal) . To protect the diode from damage, use a current-limiting resistor with a value matched to the supply voltage and diode parameters – typically between 220 Ω and 1 kΩ. Diodes can be mounted on breadboards during prototyping or soldered directly to PCBs in finished devices. Maintaining the appropriate power supply parameters will ensure stable operation and long component life.

Contents of the set

No.PhotoNameQuantity
1Red LED5mm red LED10 pcs.
2Green LED5mm green LED10 pcs.
3Yellow LED5mm yellow LED10 pcs.
4Blue LED5mm blue LED10 pcs.
55mm white LED 10 pcs5mm white LED10 pcs.
63mm red LED3mm red LED 10 pcs.
73mm green LED3mm green LED 10 pcs.
83mm yellow LED3mm yellow LED10 pcs.
93mm blue LED3mm blue LED10 pcs.
103mm white LED3mm white LED 10 pcs.
Name Value
LED - color set
LED - type set
LED - LEDs 100
LED - stream zestaw
Width 12 cm
Height 20 cm
Depth 1.5 cm
Weight 0.06 kg

Delivery method Delivery time Cost
GLS Shipping in 24 hours from €8.07
Raben - pallet delivery Delivery in 3–5 days, no inside delivery from €96.75

The full delivery terms are on the page Delivery and payment.

30 days to return, without giving a reason

If the product does not meet your expectations, you have 30 days from receiving the parcel to withdraw from the contract. The product only has to be complete. The right of return belongs to consumers (a purchase unrelated to business activity).

Complaints

If the product turns out to be faulty, you can make a claim under the guarantee or the statutory warranty. We handle claims without delay, at the latest within 14 working days of receiving the report together with the goods.

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Instructions and documents

GPSR data

Country of origin China
Manufacturer contact details SHEN ZHEN YOU MAI KE TECHNOLOGY COLTD 2 Floor,C Building,Mingxin Industrial Park,No.28,Hualong Road Longhua District, Shenzhen, 518109 China Phone: 8617724681799
EU market introducer contact details BOTLAND B. DERKACZ SP. K. Gola 25A - 63-640 Bralin

Product information

This product is a component intended for further assembly or prototyping. It is not a finished product within the meaning of the product safety regulations.

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