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20 pin single row header male to female
Ideal for
- Pico
- Electronic projects
- Printed circuit boards
- Gender: Female
- No. of Contacts: 20
- No. of Pins: 20
- Termination: Straight Pins Solder Tail
- Size: 2.54mm
- Row Positions: Single Row
What's in the box?
1 x Single Row Female Header
Once paired, as in the photo above, you only need a USB-micro-to-USB-A cable to connect to your PC or Mac and upload the code. That’s it. Easy, right?
To connect to your computer, you’ll need a micro USB cable.
What's in the box?
1 x Esp32-Cam MB Micro-USB Programmer board
As a connector, the terminal block is an important module in the electric industry. It makes it easy to connect wires to your pcb.
Electrical Properties
- Rated Voltage: 150V
- Rated Current: 6A
- Wire Range: 26-18 AWG
- Colour: Green
- Pitch: 2.54mm
What's in the box?
1 x 5 pin 2.54mm pitch Terminal Block
As a connector, the terminal block is an important module in the electric industry. It makes it easy to connect wires to your pcb.
Electrical Properties
- Rated Voltage: 150V
- Rated Current: 6A
- Wire Range: 26-18 AWG
- Colour: Green
- Pitch: 2.54mm
What's in the box?
1 x 10 pin 2.54mm pitch Terminal Block
When AC power is turned on, the white framed area should not be touched due to high voltage being present. Electricity is dangerous and a shock can be fatal. Always take note of safety when working with electricity. It is strongly advised that you make use of your local qualified electrician when working on AC projects.
This module can be used to detect if your 220V AC connection is on. A small microcontroller like Raspberry Pi Pico or Arduino can be used for instance to monitor and report loadshedding or tripped circuit breakers. Your microcontroller would have to have it's own backup power though.
Specifications
Board Size: 73mm x 15mm
Function: Detecting whether AC 220V is on
Ouput TTL Level: Can use SCM to test using voltage of 3-5V. Adaptive to PLC 24V level
What's in the box?
1 x AC voltage detection sensor
Resources
Wiring diagram
The 2Pin terminal is for connection to AC 220V
The 3Pin terminal gets connected to your microcontroller.
When 220V voltage is normal the output level is low.
When 220V is powered off the output level is high.

Need to make that Pico project a bit more permanent? This expansion board is extremely handy for more permanent projects or even just development testing.
Specifications
- 2 x 20 female headers to mount the Pico
- 2 x 20 female headers for jumper connections to sensors etc.
- 2 x 20 screw terminals for more permanent wire connections
- Small form factor (73mm x 55mm)
- Pre-soldered headers
- GPIO pin labels printed on the board for ease of use
What's in the box?
1 x Pico expansion board
Specifications
| Colour | Size | Wavelength(nm) | Voltage(V) | MCD | Lens color |
| Red | 5mm | 620-630 | 1.8-2.3 | 800-1000 | Red diffused |
| Yellow | 5mm | 580-590 | 1.8-2.3 | 800-1000 | Yellow diffused |
| Green | 5mm | 520-530 | 2.8-3.6 | 800-1000 | Green diffused |
| White | 5mm | 6000-6500k | 2.8-3.6 | 14000-16000 | Clear |
| Blue | 5mm | 460-470 | 2.8-3.6 | 800-1000 | Blue diffused |
What's in the box?
100 x coloured 5mm LEDs
- Red x 20 units
- Yellow x 20 units
- Green x 20 units
- White x 20 units
- Blue x 20 units
Resources
Python library
Introduction
This DC Plug Connector is attached to a power cable using solder terminals, perfect for making a cable to a desired length or replacing broken connectors.
Great item for small electronics projects and CCTV applications. Solder to the solder terminals and connect a DC Barrel plug into the end.
DC Power Plug with plastic construction and strain relief.
Specifications
- Model: JP02
- Material: Plastic, Metal
- Type: 5.5mm x 2.1mm Female
- Outside Diameter:5.5mm
- Inside Diameter: 2.1mm
- Length:4.5cm
- Operating temperature: -50 ~ 65 ℃
- Connector Polarity: inside+ and outside -
- Scope: DC power supply security, monitoring equipment, LED lights, Arduino, switches and other devices.
What's in the box?
1 x DC Power Jack Connector
What's in the box?
1 x USB adapter

Example using the white LED filament on a breadboard
Specifications
CRI:≥80
Voltage : DC3V
Current : 100mA
Lumen:80lm/W
Colour : As per Product Name
Length = 300mm=290mm+5mm positive interface +5mm negative interface

What's in the box?
1 x 300mm LED filament
You might also need...
If you do not already have a power supply you can use one of the below in order to power your LED
3V 2xAA Transparent Battery Box with Crocodile Clips and Switch
OR
3V 2xAA Black Battery Box with Crocodile Clips and Switch
You will find our selection of batteries here
Q&A
1. Does the LED flexible filament need a heatsink?
The LED filament does not need a heatsink. The LED uses a current of ≤10mA, and does not require heat dissipation.
2. Can the LED flexible filament be powered with an 18650 battery (DC3.7V)?
No, the LED filament voltage is standard DC3V.
If you use DC3.7V, the voltage is too high and the filament temperature will be very high, which will burn out the lamp beads.
3. Where is the LED flexible filament used?
Generally used in light bulbs, DIY hand-made toys, DIY decoration designs and home projects.
4. Can the flexible LED filament bend 90 degrees?
No. Maximum bending angle of LED filament≥30°
5. Can the flexible LED filament be freely cut to length?
No. If it is cut, it will not light up.
6. Can the length of the LED flexible filament be customized according to customer requirements?
No. The length is fixed.
7. Can LED flexible filament work in water?
No. But you can DIY by yourself and put the LED filament in a sealed transparent plastic tube to make it work in water.
8. What is the CRI of the LED flexible filament?
CRI≥80
9.What is the maximum current of the 130mm and 300mm LED flexible filaments?
130mm and 300mm maximum current must be ≤100mA
10. How do I light up the LED flexible filament?
Connect two AA batteries in series = 3V to light up the filament. Or use a 3V button battery CR2032. You will find what you need in our battery and enclosure collections.

Example using the white LED filament on a breadboard
Specifications
CRI:≥80
Voltage : DC3V
Current : 100mA
Lumen:80lm/W
Colour : As per Product Name
Length = 300mm=290mm+5mm positive interface +5mm negative interface

What's in the box?
1 x 300mm LED filament
You might also need...
If you do not already have a power supply you can use one of the below in order to power your LED
3V 2xAA Transparent Battery Box with Crocodile Clips and Switch
OR
3V 2xAA Black Battery Box with Crocodile Clips and Switch
You will find our selection of batteries here
Q&A
1. Does the LED flexible filament need a heatsink?
The LED filament does not need a heatsink. The LED uses a current of ≤10mA, and does not require heat dissipation.
2. Can the LED flexible filament be powered with an 18650 battery (DC3.7V)?
No, the LED filament voltage is standard DC3V.
If you use DC3.7V, the voltage is too high and the filament temperature will be very high, which will burn out the lamp beads.
3. Where is the LED flexible filament used?
Generally used in light bulbs, DIY hand-made toys, DIY decoration designs and home projects.
4. Can the flexible LED filament bend 90 degrees?
No. Maximum bending angle of LED filament≥30°
5. Can the flexible LED filament be freely cut to length?
No. If it is cut, it will not light up.
6. Can the length of the LED flexible filament be customized according to customer requirements?
No. The length is fixed.
7. Can LED flexible filament work in water?
No. But you can DIY by yourself and put the LED filament in a sealed transparent plastic tube to make it work in water.
8. What is the CRI of the LED flexible filament?
CRI≥80
9.What is the maximum current of the 130mm and 300mm LED flexible filaments?
130mm and 300mm maximum current must be ≤100mA
10. How do I light up the LED flexible filament?
Connect two AA batteries in series = 3V to light up the filament. Or use a 3V button battery CR2032. You will find what you need in our battery and enclosure collections.

Example of using the white LED filament on a breadboard
Specifications
CRI:≥80
Voltage : DC3V
Current : 100mA
Lumen:80lm/W
Colour : As per Product Name
Length = 300mm=290mm+5mm positive interface +5mm negative interface

What's in the box?
1 x 300mm LED filament
You might also need...
If you do not already have a power supply you can use one of the below in order to power your LED
3V 2xAA Transparent Battery Box with Crocodile Clips and Switch
OR
3V 2xAA Black Battery Box with Crocodile Clips and Switch
You will find our selection of batteries here
Q&A
1. Does the LED flexible filament need a heatsink?
The LED filament does not need a heatsink. The LED uses a current of ≤10mA, and does not require heat dissipation.
2. Can the LED flexible filament be powered with an 18650 battery (DC3.7V)?
No, the LED filament voltage is standard DC3V.
If you use DC3.7V, the voltage is too high and the filament temperature will be very high, which will burn out the lamp beads.
3. Where is the LED flexible filament used?
Generally used in light bulbs, DIY hand-made toys, DIY decoration designs and home projects.
4. Can the flexible LED filament bend 90 degrees?
No. Maximum bending angle of LED filament≥30°
5. Can the flexible LED filament be freely cut to length?
No. If it is cut, it will not light up.
6. Can the length of the LED flexible filament be customized according to customer requirements?
No. The length is fixed.
7. Can LED flexible filament work in water?
No. But you can DIY by yourself and put the LED filament in a sealed transparent plastic tube to make it work in water.
8. What is the CRI of the LED flexible filament?
CRI≥80
9.What is the maximum current of the 130mm and 300mm LED flexible filaments?
130mm and 300mm maximum current must be ≤100mA
10. How do I light up the LED flexible filament?
Connect two AA batteries in series = 3V to light up the filament. Or use a 3V button battery CR2032. You will find what you need in our battery and enclosure collections.

Example using the white LED filament on a breadboard
Specifications
CRI:≥80
Voltage : DC3V
Current : 100mA
Lumen:80lm/W
Colour : As per Product Name
Length = 300mm=290mm+5mm positive interface +5mm negative interface

What's in the box?
1 x 300mm LED filament
You might also need...
If you do not already have a power supply you can use one of the below in order to power your LED
3V 2xAA Transparent Battery Box with Crocodile Clips and Switch
OR
3V 2xAA Black Battery Box with Crocodile Clips and Switch
You will find our selection of batteries here
Q&A
1. Does the LED flexible filament need a heatsink?
The LED filament does not need a heatsink. The LED uses a current of ≤10mA, and does not require heat dissipation.
2. Can the LED flexible filament be powered with an 18650 battery (DC3.7V)?
No, the LED filament voltage is standard DC3V.
If you use DC3.7V, the voltage is too high and the filament temperature will be very high, which will burn out the lamp beads.
3. Where is the LED flexible filament used?
Generally used in light bulbs, DIY hand-made toys, DIY decoration designs and home projects.
4. Can the flexible LED filament bend 90 degrees?
No. Maximum bending angle of LED filament≥30°
5. Can the flexible LED filament be freely cut to length?
No. If it is cut, it will not light up.
6. Can the length of the LED flexible filament be customized according to customer requirements?
No. The length is fixed.
7. Can LED flexible filament work in water?
No. But you can DIY by yourself and put the LED filament in a sealed transparent plastic tube to make it work in water.
8. What is the CRI of the LED flexible filament?
CRI≥80
9.What is the maximum current of the 130mm and 300mm LED flexible filaments?
130mm and 300mm maximum current must be ≤100mA
10. How do I light up the LED flexible filament?
Connect two AA batteries in series = 3V to light up the filament. Or use a 3V button battery CR2032. You will find what you need in our battery and enclosure collections.

Example using the white LED filament on a breadboard
Specifications
CRI:≥80
Voltage : DC3V
Current : 100mA
Lumen:80lm/W
Colour : As per Product Name
Length = 300mm=290mm+5mm positive interface +5mm negative interface

What's in the box?
1 x 300mm LED filament
You might also need...
If you do not already have a power supply you can use one of the below in order to power your LED
3V 2xAA Transparent Battery Box with Crocodile Clips and Switch
OR
3V 2xAA Black Battery Box with Crocodile Clips and Switch
You will find our selection of batteries here
Q&A
1. Does the LED flexible filament need a heatsink?
The LED filament does not need a heatsink. The LED uses a current of ≤10mA, and does not require heat dissipation.
2. Can the LED flexible filament be powered with an 18650 battery (DC3.7V)?
No, the LED filament voltage is standard DC3V.
If you use DC3.7V, the voltage is too high and the filament temperature will be very high, which will burn out the lamp beads.
3. Where is the LED flexible filament used?
Generally used in light bulbs, DIY hand-made toys, DIY decoration designs and home projects.
4. Can the flexible LED filament bend 90 degrees?
No. Maximum bending angle of LED filament≥30°
5. Can the flexible LED filament be freely cut to length?
No. If it is cut, it will not light up.
6. Can the length of the LED flexible filament be customized according to customer requirements?
No. The length is fixed.
7. Can LED flexible filament work in water?
No. But you can DIY by yourself and put the LED filament in a sealed transparent plastic tube to make it work in water.
8. What is the CRI of the LED flexible filament?
CRI≥80
9.What is the maximum current of the 130mm and 300mm LED flexible filaments?
130mm and 300mm maximum current must be ≤100mA
10. How do I light up the LED flexible filament?
Connect two AA batteries in series = 3V to light up the filament. Or use a 3V button battery CR2032. You will find what you need in our battery and enclosure collections.
What's in the box?
1 x potentiometer knob (colour varies)
Features
- Common Cathode(GND)
- Current : 3V
- Voltage: 20 mA
- Size: 5mm
- Light Colour: Transparent RED, GREEN, BLUE
What's in the box?
10 x RGB LED Diodes
Resources
Read the docs
Specifications
- Common Cathode(GND)
- Current : 3V
- Voltage: 20 mA
- Size: 5mm
- Light Colour: Transparent RED, GREEN, BLUE
What's in the box?
10 x RGB LED Diodes
Resources
Read the docs
To use the Ferrule Kit, you need to use a Crimping Plier. You can use this HSC6-6 Crimping Plier with your Ferrule Kit. This crimping plier comes with a hexagonal crimper and adjustable pressure regulator. It is also designed to have a soft ergonomic handle for a comfortable grip.
You will find our bootlace ferrules here
What's in the box?
1 x HSC6-6 Crimping Plier
Resources

What's in the box?
6 x potentiometer knobs (various colours)
Features
Cable length: +-20cm
Resources
Python library
Introduction