All Products

SKU: DF-SEN0311

A commercial-grade waterproof ultrasonic distance sensor with UART serial output. The A02YYUW features a much smaller blind zone (3 cm) and wider sensing angle than many comparable sensors, plus penetration through smog and dust for reliable outdoor use. The closed separated-probe design is wate...

SKU: DF-ROB0117

The Cherokey 4WD Basic Arduino Robot Kit is a perfect wheeled robot platform to build your own robot and to get started with Arduino Robot. With just a few simple steps of assembling the hardware and tuning the software, and you'll learn all about Arduino, robotics, sensors, bluetooth comm...

SKU: SF-SEN-15569

This is the HC-SR04 ultrasonic distance sensor. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. Each HC-SR04 module includes an ultrasonic transmitter, a receiver and a control circuit.There are only four pins...

SKU: EF-EF03085

The HC-SR04 is a widely used ultrasonic distance sensor that provides non-contact measurement from 2 cm to 450 cm with up to 3 mm resolution. It uses a 40 kHz ultrasonic transducer pair — one transmitter and one receiver — to calculate distance based on the time-of-flight of a sound pulse. With ...

SKU: DF-SEN0150

Ultrasonic sensors emit ultrasonic pulses, and by measuring the time of ultrasonic pulse reaches the object and back to the transducer, the distance of sensor from the target object is calculated. They are widely used in detecting displacement, thickness, distance, water level, material level and...

SKU: DF-SEN0304

DFRobot URM09 is an ultrasonic sensor specifically designed for fast ranging and obstacle avoidance application. Its measuring frequency can reach up to 50Hz. The sensor adopts built-in temperature compensation and I2C communication. There are three measurement ranges designed for programs to sel...

SKU: EF-EF04089

Sonar:bit is a 3-wire ultrasonic distance sensor designed for micro:bit and Arduino projects. Operating on 3–5V, it works directly with both 3.3V and 5V systems using a single GVS cable — saving an I/O port compared to traditional 4-wire ultrasonic modules. With a measurement range of 4–400cm an...

SKU: DF-SEN0151

Ultrasonic sensors emit ultrasonic pulses, and by measuring the time of ultrasonic pulse reaches the object and back to the transducer, the distance of sensor from the target object is calculated. They are widely used in detecting displacement, thickness, distance, water level, material level and...

SKU: DF-SEN0002

The URM04 Ultrasonic sensor is developed based upon our popular URM37 ultrasonic sensor, it is using RS485 interface which allows multiple sensors to be used simultaneously . The RS485 interface allows a number of sensors working together. Up to 32 URM04 may be connected together in a network...

SKU: AF-1089

Program your own Raspberry Pi projects!An updated guide to programming your own Raspberry Pi projects. Learn to create inventive programs and fun games on your powerful Raspberry Pi--with no programming experience required. This practical book has been revised to fully cover the new Raspberry Pi ...

SKU: DF-MBT0021-EN-4 · MPN: MBT0021-EN-4

This bundle brings together the micro:Maqueen Plus V2 robot platform, the micro:Maqueen Mechanic kit and a micro:bit V2 board for classroom STEAM projects, after-school builds and robot competitions. Batteries are not included.Maqueen Plus V2 is designed as an easy-to-start educational robot with...

SKU: DF-KIT0152-EN

MindPlus Coding Kit for Arduino is a set of tools for programming learning. As its compatibility for Mind+, a graphical coding software for starters, and Arduino IDE, this kit is well applicable to students from the lower grade to the higher grade. It comes with an Arduino Uno R3 mainboard and a ...

SKU: LB-LS2209

A mounting bracket designed to attach an HC-SR04 ultrasonic ranging module and an analogue servo to a smart car chassis. Enables pan-and-scan obstacle detection for robotics projects. Key Features HC-SR04 Compatible – Mounts the popular ultrasonic ranging module Servo Mount – Attaches to a st...

SKU: DF-FIT0187

This rubber ring is used to afix ultrasonic sensor. It fits URM37 V4.0 Ultrasonic Sensor For Arduino / Raspberry Pi and URM04 Ultrasonic Sensor (RS485). NOTE: Other ultrasonic sensor may fit, you have to check the dimensions. SPECIFICATIONS Material: Rubber Inside diame...

SKU: DF-SEN0005

This low cost SFR02 ultrasonic ranger has both I2C and Serial interfaces. New AutoTune algorithms intelligently back the minimum range right up to the transducer ringdown for the very best performance possible, automatically, in the background, and with no calibration cycles necessary. Additio...

SKU: DF-SEN0149

Ultrasonic sensors emit ultrasonic pulses, and by measuring the time of ultrasonic pulse reaches the object and back to the transducer, the distance of sensor from the target object is calculated. They are widely used in detecting displacement, thickness, distance, water level, material level and...

SKU: DF-SEN0001

URM37 V4.0 Arduino Ultrasonic Sensor comes with temperature compensation which provides better distance measurement accuracy. It is very unique feature in the industry. URM37 V4.0 Arduino Ultrasonic Sensor offers output modes: analog output, switch, serial (TTL and RS232 level optional) and P...

SKU: SF-SEN-24805

The SparkFun Qwiic Ultrasonic Distance Sensor, a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm. This sensor is designed to seamlessly integrate with the Qwiic ecosystem for I2C communication, making it a bree...

SKU: DF-SEN0152

Ultrasonic sensors emit ultrasonic pulses, and by measuring the time of ultrasonic pulse reaches the object and back to the transducer, the distance of sensor from the target object is calculated. They are widely used in detecting displacement, thickness, distance, water level, material level and...

SKU: DF-ROB0102

The Cherokey 4WD arduino mobile robot is a versatile mobile robot jeep compatible with the most popular microcontrollers like DFRduino UNO R3 - Arduino Compatible, Mega2560 (arduino microcontroller board), Romeo V2(an Arduino Robot Board (Arduino Leonardo) with Motor Driver)...etc. Cherokey e...