Small Signal Switching Diodes This is a very common signal diode - 1N4148. Use this for signals up to 200mA of current.
COM-08588
SparkFun
1:
HK$2.63
107 In Stock
Mouser Part No
474-COM-08588
SparkFun
Small Signal Switching Diodes This is a very common signal diode - 1N4148. Use this for signals up to 200mA of current.
107 In Stock
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Min.: 1
Mult.: 1
Multi-Colour LEDs Ever hear of a thing called RGB? Red Green Blue? How about an RGB LED? These 5mm units have four pins - one for each color and a common cathode (the longest pin). Use this LED for three status indicators or pulse width modulate all three and get mi
COM-16911
SparkFun
1:
HK$8.63
189 In Stock
450 Expected 21/10/2026
Mouser Part No
474-COM-16911
SparkFun
Multi-Colour LEDs Ever hear of a thing called RGB? Red Green Blue? How about an RGB LED? These 5mm units have four pins - one for each color and a common cathode (the longest pin). Use this LED for three status indicators or pulse width modulate all three and get mi
189 In Stock
450 Expected 21/10/2026
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Min.: 1
Mult.: 1
Single Board Computers Don t let the size fool you the BBC micro:bit v2 is the perfect device for you to get creative with digital technology! At half the size of a credit card this board is the ultimate tool for learning to code and building unique creations from int
DEV-17287
SparkFun
1:
HK$169.58
8 In Stock
Mouser Part No
474-DEV-17287
SparkFun
Single Board Computers Don t let the size fool you the BBC micro:bit v2 is the perfect device for you to get creative with digital technology! At half the size of a credit card this board is the ultimate tool for learning to code and building unique creations from int
8 In Stock
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Min.: 1
Mult.: 1
Pressure Sensor Development Tools This is a force sensitive resistor with a square 1.75x1.5" sensing area. This FSR will vary its resistance depending on how much pressure is being applied to the sensing area. The harder the force the lower the resistance. When no pressure is bein
SEN-09376
SparkFun
1:
HK$151.49
8 In Stock
Mouser Part No
474-SEN-09376
SparkFun
Pressure Sensor Development Tools This is a force sensitive resistor with a square 1.75x1.5" sensing area. This FSR will vary its resistance depending on how much pressure is being applied to the sensing area. The harder the force the lower the resistance. When no pressure is bein
8 In Stock
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Min.: 1
Mult.: 1
Details
Force Sensors & Load Cells This very long force sensitive resistor - over 2 feet - has a sensing area of 0.25x24". This FSR from Interlink Electronics will vary its resistance depending on how much pressure is being applied to the sensing area. The harder the force the lower
SEN-09674
SparkFun
1:
HK$277.84
8 In Stock
Mouser Part No
474-SEN-09674
SparkFun
Force Sensors & Load Cells This very long force sensitive resistor - over 2 feet - has a sensing area of 0.25x24". This FSR from Interlink Electronics will vary its resistance depending on how much pressure is being applied to the sensing area. The harder the force the lower
8 In Stock
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Min.: 1
Mult.: 1
Details
Board Mount Temperature Sensors PT100 Sensor
SPX-17059
SparkFun
1:
HK$169.58
14 In Stock
46 Expected 9/10/2026
Mouser Part No
474-SPX-17059
SparkFun
Board Mount Temperature Sensors PT100 Sensor
14 In Stock
46 Expected 9/10/2026
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Min.: 1
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Screwdrivers, Nut Drivers & Socket Drivers This is just your basic reversible screwdriver - pocket sized! Both flat and phillips heads available. Comes with pin clip and snazzy SparkFun logo.
TOL-09146
SparkFun
1:
HK$13.48
32 In Stock
Mouser Part No
474-TOL-09146
SparkFun
Screwdrivers, Nut Drivers & Socket Drivers This is just your basic reversible screwdriver - pocket sized! Both flat and phillips heads available. Comes with pin clip and snazzy SparkFun logo.
32 In Stock
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Min.: 1
Mult.: 1
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DC Fans The Raspberry Pi 4 Case Fan works with Raspberry Pi 4 and the Raspberry Pi 4 Case. Designed for overclockers and other power users it keeps your Raspberry Pi 4 at a comfortable operating temperature even under heavy load. The temperature-controlled
PRT-17368
SparkFun
1:
HK$56.55
6 In Stock
Mouser Part No
474-PRT-17368
SparkFun
DC Fans The Raspberry Pi 4 Case Fan works with Raspberry Pi 4 and the Raspberry Pi 4 Case. Designed for overclockers and other power users it keeps your Raspberry Pi 4 at a comfortable operating temperature even under heavy load. The temperature-controlled
6 In Stock
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Min.: 1
Mult.: 1
Antenna Accessories This aluminum adapter converts the very common 1/4" thread found on camera tri-pods and mono-pods to the 5/8" 11-TPI (threads per inch) found on high-end surveying antennas and equipment. It's ideal for mounting RTK surveying antennas onto a monopod
PRT-17546
SparkFun
1:
HK$60.66
91 In Stock
Mouser Part No
474-PRT-17546
SparkFun
Antenna Accessories This aluminum adapter converts the very common 1/4" thread found on camera tri-pods and mono-pods to the 5/8" 11-TPI (threads per inch) found on high-end surveying antennas and equipment. It's ideal for mounting RTK surveying antennas onto a monopod
91 In Stock
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Min.: 1
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Educational Robotic Kits This is the Wheel Encoder Kit from DAGU a simple add-on to any wheeled robot that can help measure the speed or distance the chassis travels. Each wheel encoder kit consists of two neodymium 8-pole magnets with rubber hubs and two hall-effect sensor
ROB-12629
SparkFun
1:
HK$135.05
28 In Stock
Mouser Part No
474-ROB-12629
SparkFun
Educational Robotic Kits This is the Wheel Encoder Kit from DAGU a simple add-on to any wheeled robot that can help measure the speed or distance the chassis travels. Each wheel encoder kit consists of two neodymium 8-pole magnets with rubber hubs and two hall-effect sensor
28 In Stock
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Min.: 1
Mult.: 1
Board Mount Motion & Position Sensors This basic piezo sensor from Measurement Specialties is often used for flex touch vibration and shock measurements. A small AC and large voltage (up to +/-90V) is created when the film moves back and forth. A simple resistor should get the voltage
SEN-09197
SparkFun
1:
HK$102.50
5 In Stock
Mouser Part No
474-SEN-09197
SparkFun
Board Mount Motion & Position Sensors This basic piezo sensor from Measurement Specialties is often used for flex touch vibration and shock measurements. A small AC and large voltage (up to +/-90V) is created when the film moves back and forth. A simple resistor should get the voltage
5 In Stock
Buy
Min.: 1
Mult.: 1
Details
Air Quality Sensors Carbon Monoxide Sensor MQ-7
SEN-09403
SparkFun
1:
HK$64.77
21 In Stock
Mouser Part No
474-SEN-09403
SparkFun
Air Quality Sensors Carbon Monoxide Sensor MQ-7
21 In Stock
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Min.: 1
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Pressure Sensor Development Tools Force Sensitive Resistor - Small
SEN-09673
SparkFun
1:
HK$94.45
106 In Stock
Mouser Part No
474-SEN-09673
SparkFun
Pressure Sensor Development Tools Force Sensitive Resistor - Small
106 In Stock
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Air Quality Sensors The MQ-9B is a CO and CH gas-detection sensor from Winsen. The sensing material of the MQ-9B is SnO2 which has a low conductivity in clean air. It detects carbon monoxide (1.5V) by cycling between high and low temperatures. The sensor s conduct
SEN-17050
SparkFun
1:
HK$53.43
14 In Stock
Mouser Part No
474-SEN-17050
SparkFun
Air Quality Sensors The MQ-9B is a CO and CH gas-detection sensor from Winsen. The sensing material of the MQ-9B is SnO2 which has a low conductivity in clean air. It detects carbon monoxide (1.5V) by cycling between high and low temperatures. The sensor s conduct
14 In Stock
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Min.: 1
Mult.: 1
Screwdrivers, Nut Drivers & Socket Drivers There's nothing worse than getting ready for a good hack and then realizing that you can't even get the box open because you don't have the right screwdriver. Sure we all have a few Phillips-head drivers and maybe a few slotted drivers but what abou
TOL-10865
SparkFun
1:
HK$135.63
11 In Stock
11 On Order
Mouser Part No
474-TOL-10865
SparkFun
Screwdrivers, Nut Drivers & Socket Drivers There's nothing worse than getting ready for a good hack and then realizing that you can't even get the box open because you don't have the right screwdriver. Sure we all have a few Phillips-head drivers and maybe a few slotted drivers but what abou
11 In Stock
11 On Order
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Min.: 1
Mult.: 1
Bluetooth Development Tools - 802.15.1 The Arduino Nano 33 BLE Sense is an evolution of the traditional Arduino Nano but featuring a lot more powerful processor the nRF52840 from Nordic Semiconductors a 32-bit ARM Cortex -M4 CPU running at 64 MHz. This will allow you to make larger
DEV-21251
SparkFun
1:
HK$542.19
1 In Stock
Mouser Part No
474-DEV-21251
SparkFun
Bluetooth Development Tools - 802.15.1 The Arduino Nano 33 BLE Sense is an evolution of the traditional Arduino Nano but featuring a lot more powerful processor the nRF52840 from Nordic Semiconductors a 32-bit ARM Cortex -M4 CPU running at 64 MHz. This will allow you to make larger
1 In Stock
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Min.: 1
Mult.: 1
Raspberry Pi Accessories This 2x20 shrouded header has the same number and spacing of pins as a Raspberry Pi so you can easily connect via ribbon cable to the low-level peripherals and get hacking! This through-hole header has 40 0.1"-spaced pins and is keyed for polarity.Ch
PRT-13054
SparkFun
1:
HK$8.63
52 In Stock
Mouser Part No
474-PRT-13054
SparkFun
Raspberry Pi Accessories This 2x20 shrouded header has the same number and spacing of pins as a Raspberry Pi so you can easily connect via ribbon cable to the low-level peripherals and get hacking! This through-hole header has 40 0.1"-spaced pins and is keyed for polarity.Ch
52 In Stock
Buy
Min.: 1
Mult.: 1
Details
NFC/RFID Tags & Transponders This is a basic RFID tag that functions within the MIFARE Classic 1K guidelines. You can use these for all sorts of identification and sensing applications. The tag also has 1K of data storage which can be read and written from a compatible device.
SEN-10127
SparkFun
1:
HK$39.78
27 In Stock
Mouser Part No
474-SEN-10127
SparkFun
NFC/RFID Tags & Transponders This is a basic RFID tag that functions within the MIFARE Classic 1K guidelines. You can use these for all sorts of identification and sensing applications. The tag also has 1K of data storage which can be read and written from a compatible device.
27 In Stock
Buy
Min.: 1
Mult.: 1
NFC/RFID Tags & Transponders This is a basic RFID tag that functions within the MIFARE Classic 1K guidelines. You can use these for all sorts of identification and sensing applications. The tag also has 1K of data storage which can be read and written from a compatible device.
SEN-10128
SparkFun
1:
HK$39.78
108 In Stock
Mouser Part No
474-SEN-10128
SparkFun
NFC/RFID Tags & Transponders This is a basic RFID tag that functions within the MIFARE Classic 1K guidelines. You can use these for all sorts of identification and sensing applications. The tag also has 1K of data storage which can be read and written from a compatible device.
108 In Stock
Buy
Min.: 1
Mult.: 1
Force Sensors & Load Cells This is a piezoresistive force sensor from Tekscan. The harder you press the lower the sensor's resistance. Pressing hard the resistance changes from infinite to 50k. The sensor itself is thin and flexible but the resistance does not change while
SEN-11207
SparkFun
1:
HK$253.67
5 In Stock
Mouser Part No
474-SEN-11207
SparkFun
Force Sensors & Load Cells This is a piezoresistive force sensor from Tekscan. The harder you press the lower the sensor's resistance. Pressing hard the resistance changes from infinite to 50k. The sensor itself is thin and flexible but the resistance does not change while
5 In Stock
Buy
Min.: 1
Mult.: 1
Screwdrivers, Nut Drivers & Socket Drivers What should every hacker have available to them? That's right a screwdriver (you have to get into those cases somehow). What makes screwdrivers even better is when there are a variety of interchangeable bits to use in different situations as you nee
TOL-12891
SparkFun
1:
HK$45.21
6 In Stock
Mouser Part No
474-TOL-12891
SparkFun
Screwdrivers, Nut Drivers & Socket Drivers What should every hacker have available to them? That's right a screwdriver (you have to get into those cases somehow). What makes screwdrivers even better is when there are a variety of interchangeable bits to use in different situations as you nee
6 In Stock
Buy
Min.: 1
Mult.: 1
Keyboards Multimedia Wireless Keyboard
WIG-14271
SparkFun
1:
HK$262.05
5 In Stock
Mouser Part No
474-WIG-14271
SparkFun
Keyboards Multimedia Wireless Keyboard
5 In Stock
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Min.: 1
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Antennas This is an Extremely Efficient Wide Band Flexible LTE Antenna with a small footprint. This easy to install durable flexible polymer antenna operates on greater than 45% efficiency on LTE bands from 698 3000MHz. For use in a wide array of appli
WRL-22527
SparkFun
1:
HK$114.26
2 In Stock
Mouser Part No
474-WRL-22527
SparkFun
Antennas This is an Extremely Efficient Wide Band Flexible LTE Antenna with a small footprint. This easy to install durable flexible polymer antenna operates on greater than 45% efficiency on LTE bands from 698 3000MHz. For use in a wide array of appli
2 In Stock
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Min.: 1
Mult.: 1
Details
Programmable Logic IC Development Tools SparkFun QuickLogic Thing Plus - EOS S3
360°
+1 image
DEV-17273
SparkFun
1:
HK$406.89
19 In Stock
Mouser Part No
474-DEV-17273
SparkFun
Programmable Logic IC Development Tools SparkFun QuickLogic Thing Plus - EOS S3
19 In Stock
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Min.: 1
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Single Board Computers The micro:bit v2 Go Bundle is the quickest and most economical way to get started with the micro:bit ecosystem. While the standalone board is great for those who already have a workshop full of cables this bundle is designed for those who want to hi
DEV-17288
SparkFun
1:
HK$256.14
10 In Stock
Mouser Part No
474-DEV-17288
SparkFun
Single Board Computers The micro:bit v2 Go Bundle is the quickest and most economical way to get started with the micro:bit ecosystem. While the standalone board is great for those who already have a workshop full of cables this bundle is designed for those who want to hi
10 In Stock
Buy
Min.: 1
Mult.: 1