Under $100

Grove - Touch Sensor

Sensor/Input/Output

This is a simple touch sensor module. You...

Grove - Ultrasonic Distance Sensor (Ultrasonic ranger)

Sensor/Input/Output

This Grove-ultrasonic sensor is a non-contact distance measurement...

Grove - Universal 4 Pin Buckled 5 cm, 20 cm, 30 cm, 50 cm Cable (5 PCs pack)

Cable

The Universal 4 Pin Buckled Cable is made...

Grove - Variable Color LED

Sensor/Input/Output

This product consists of one 8mm RGB LED....

Grove - Vibration Motor

Sensor/Input/Output

  It consists one coin type motor which is...

Grove - Water Sensor

Sensor/Input/Output

Grove - Water Sensor detects the presence of water...

Grove - White LED

Sensor/Input/Output

A general purpose LED module in Grove form...

Grove - Wrapper (4 PCS pack)

Sensor/Input/Output

Grove - Wrapper is a kind of wrapper to...

In-Line Geared TT Hobby Motor with wires - Croc Clips

Motor and wheel

This version of our 90RPM in-line geared TT...

Kitronik 'Mini' Prong Soil Moisture Sensor for BBC micro:bit

Sensor

The Mini Prong soil sensor is a short...

Kitronik :MOVE line following board

Sensor/Input/Output

The Kitronik :MOVE Line Following sensor board adds...

Kitronik :MOVE Motor Klaw Kit

Servo powered gripper

The :MOVE Motor Klaw provides a fun and...

Kitronik Clippable Detector Board V1.0

Sensor/Input/Output

Detects light, objects and can follow lines.  The...

Kitronik Klaw MK2 Robotic Gripper Kit

Servo powered gripper

The Kitronik Klaw MK2 Robotic Gripper Kit is...

Kitronik Pen Lifter for :MOVE Motor for BBC micro:bit

Sensor/Input/Output

Get creative with the Pen Lifter add-on for...

Kitronik Resistive Touch Keypad

Sensor/Input/Output

Designed to make the resistive touch capabilities of...

Light Sensor Add-On #1 Booklet

Circuit sticker activity kit

The Light Sensor Add-on #1 booklet is an...

Line Actuator

Servo powered accessories

The Linear Actuator converts the circular movement of...

Love to Code - Drawing Stencil

Accessories

Use this drawing stencil to trace shapes for...

Low Voltage Relay for the Micro:bit (solid state)

Sensor/Input/Output

A solid-state (no moving parts) relay that allows an...

Mini 180 Degree Servo With Accessories for the BBC micro:bit

Servo motor

This mini 180 Degree servo with accessories is...

Mini 360 Degree Continuous Rotation Servo for the BBC micro:bit

Servo motor

This mini 360 Degree servo with accessories is...

MP3 Mono Amplifier V3.0, Pre-built

Speaker

The Mono Amplifier Pre-built Kit is supplied with...

Plant monitor

Sensor/Input/Output

Monitor soil moisture, temperature and relative humidity measurement...

Power for micro:bit

Power Supply Unit

Opens up lots of ways of powering your...

Reed Switch - Magnet On

Light sticker

Each package contains six (6) magnet-on reed switches....

Self centering spring loaded analog thumbslide joystick

Joystick

Self centering spring loaded analog joystick. Similar to...

Sensor Board (light, sound, temperature) for Micro:bit

Sensor/Input/Output

The MonkMakes Sensor Board for micro:bit allows you...

Servo for Micro:bit

Sensor/Input/Output

Provides a really easy way to attach up...

Servo to crocodile clip adapter cable

Cable

If you have a standard servo and need...

Servo:Lite board for the BBC micro:bit

Shield for sensor/input/output

This Servo:Lite board for the BBC micro:bit can...

Simple Servo Control Board for BBC micro:bit

Shield for sensor/input/output

Bring your imagination to life. Simple and uncluttered...

Solderless TT Motor Board

Motor mounting accessories

The Solderless TT Motor adapter board allows you...

SparkFun Soil Moisture Sensor (with Screw Terminals)

Sensor

The SparkFun Soil Moisture Sensor is a simple...

Speaker for Micro:bit

Speaker

The MonkMakes Speaker for micro:bit is a neat...

Switch for the Micro:bit

Sensor/Input/Output

A solid-state (no moving parts) relay that allows an...

Temperature Sensor - Waterproof (DS18B20)

Sensor

This sealed digital temperature probe lets you precisely...

Thin Speaker

Speaker

Add sound to your projects with this 0.25W...

Thumb Joystick

Input

A thumb Joystick which is very similar to...

Ultrasonic Sensor - HC-SR04, 5V

Sensor/Input/Output

This is the HC-SR04 ultrasonic ranging sensor. This...

Ultrasonic sensor with casing and cables, 3.3v

Sensor/Input/Output

Wheel for FS90R (360 degree servo motor) 60mm x 8mm

Wheel

Mobilise your projects with these Black 60mm diameter...

ZIP Arc - 12 ZIP LEDs

Neopixel lights

Add light to your latest project with the...

ZIP Arc - 15 ZIP LEDs

Neopixel lights

Add light to your latest project with the...

ZIP Circle - 12 ZIP LEDs

Neopixel lights

Add light to your latest project with the...

ZIP Hex LED, pack of 5

LED light

The Kitronik ZIP Hex LED has a single...

ZIP Stick - 5 ZIP LEDs

Neopixel lights

Add programmable lights to your project with our...