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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orders based on requests for quotation

 

help with choosing kits for your lab

Index: JUS-25118
EAN: 5904422388621

Set of 3mm and 5mm LEDs - justPi - 300 pcs. + organizer

The set consists of 300 3mm and 5mm LEDs : 20 each of 5mm and 40 each of 3mm yellow, red, green, blue, and white. All components are organized in a compact organizer for easy storage and quick access. The set is perfect for building signaling systems, lighting effects, educational projects, and various 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 3 mm and 5 mm LED diodes - justPi - 300 pcs + organizer

The justPi kit consists of 300 LEDs in two popular housing sizes – 3 mm and 5 mm : 20 each of 5 mm and 40 each of 3 mm in yellow, red, green, blue, and white, all housed in a small organizer . They are perfect 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.

Set of 3mm and 5mm LEDs - justPi - 300 pcs + organizer

Set of 3 mm and 5 mm LED diodes - justPi - 300 pcs. + organizer.

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 !

Set of 3mm and 5mm LEDs - justPi - 300 pcs + organizer

The set contains 20 pieces of 5 mm diodes and 40 pieces of 3 mm diodes in yellow, red, green, blue and white.

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

L.p.ZdjęcieNazwaIlość
1Red LEDPhoto | 5mm red LED20 pcs.
2Green LEDPhoto | 5mm green LED20 pcs.
3Yellow LEDPhoto | 5mm yellow LED20 pcs.
4Blue LEDPhoto | 5mm blue LED20 pcs.
5Photo | 5mm white LEDPhoto | 5mm white LED20 pcs.
63mm red LEDPhoto | 3mm red LED 40 pcs.
73mm green LEDPhoto | 3mm green LED 40 pcs.
83mm yellow LEDPhoto | 3mm yellow LED40 pcs.
93mm blue LEDPhoto | 3mm blue LED40 pcs.
103mm white LEDPhoto | 3mm white LED 40 pcs.
11OrganizerPhoto | Organizer1 pc.

No. | Photo | Name | Quantity

Contents of the set
Name Value
LED - color set
LED - type set
LED - stream zestaw
LED wavelength set
Width 15 cm
Height 22 cm
Depth 1.5 cm
Weight 0.092 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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