Reference: RBD-0915

UART EM4100 RFID Card Reader RDM6300

Maximum effective distance up to 150mm Less than 100ms decoding time Support external antenna Uart interface Support EM4100 compatible read-only or read/write tags Small outline design

Reference: RBD-1857

KT-RG22 Photo Eye Sensor KETAI For Printing Machine

Output: NPN Model KT-RG22 Coaxial reflection type Supply voltage DC10-30V±10% Can be used in all kinds of machines

Reference: RBD-0816

VL6180 VL6180X ToF Range Finder Sensor

Power Supply Voltage: 3.3V~5V Operating Current: ＜5mA Measuring Distance: 5-100mm VCSEL light source Strong anti-interference Based on DFrobot Fermion VL6180X ToF Distance Ranging Sensor (Breakout)

Reference: RBD-0387

Arduino SD card Module

All SD SPI pins output, MOSI, SCK, MISO, and CS. Support 5V/3.3V input. This module can handle 2GB SD cards. Size:4.7  x 3.1 cm. LED indicator. SD Card Holder. RoboticsBD Onboard 3.3V regulator (AMS1117-3.3) for +5v to 3.3V generation. 3.3V is also available as output.

Reference: RBD-0337

Brand: Waveshare

Liquid Level Sensor for Arduino (WaveShare)

Detection depth: 48mm Power: 2.0V ~ 5.0V Dimension: 19.0mm * 63.0mm Mounting holes size: 2.0mm

Reference: RBD-1243

AS608 Optical Fingerprint Sensor Fingerprint Module JM-101

Resolution: 500dpi Supply current: <60mA Supply voltage: 3.3V Fingerprint image entry time: <1.0 seconds Peak current: <60mA

Reference: RBD-0555

Current Sensor ACS712-30A

Low-noise analog signal path Device bandwidth is set via the new FILTER pin 5 µs output rise time in response to step input current Small footprint, low-profile SOIC8 package 2.1 kVRMS minimum isolation voltage from pins 1-4 to pins 5-8 Supply Voltage: 4.5V~5.5V DC Measure Current Range: 30A Sensitivity: 100mV/A

Reference: RBD-1191

IR Receiver Shielded

Internal filter for PCM frequency. Inner shield, good anti-interference ability. High immunity against ambient light. Improved shielding against electric field disturbance 3.0V or 5.0V supply voltage; low power consumption. TTL and CMOS compatibility. Suitable transmission code:NEC code,RC5 code. Universal receiver. 38 KHz. Infrared remote control receiver.

Reference: RBD-2073

A3144 Hall Effect Sensor Module

Digital Output Hall-effect sensor. Operating voltage: typically 5V. Output Current: 25mA. It can be used to detect both the poles of a magnet.

Reference: RBD-0690

ISD1820 Voice Recording Module With Mic and Loudspeaker

The main chip: ISD1820. Operating Voltage: DC 3V-5V. Loudspeaker: 8Ω, 0.5W. An easy to use 10 seconds of voice recording. High-quality, natural voice restored. Can be used as a propaganda module. With looping, jog playback, single-pass play function.

Reference: RBD-0426

GUVA-S12SD UV Detection Sensor Module

Power supply voltage of 2.5 V ~ 5 V Low power consumption Wide detection range: 240 nm to 370 nm Wide Angle: 130 degrees Schottky type photosensitive diode Good linear response High sensitivity

Reference: RBD-2072

Linear Magnetic Hall sensor

Operating Voltage: 3.3V-5V Features wide range voltage comparator LM393 Adjustable sensitivity Signal output indicator with the retaining bolt hole, convenient installation Output form digital switch output (0 and 1 high and low level) The output effective signal is low level When there is sound, outputs low level and the signal light

Reference: RBD-0683

Water Level Sensor Depth of Detection Water Sensor for Arduino

Operating voltage: DC3-5V Operating current: less than 20mA Sensor Type: Analog Detection Area: 40mmx16mm Operating temperature: 10℃-30℃ Humidity: 10% -90% non-condensing

Reference: RBD-1722

NEO-M8N GPS Module with Ceramic Active Antenna

Antenna Size : approx. 26 x 26 x 9 (LxWxH) mm. Module Size : approx. 26 x 36 x 4 (LxWxH) mm. Net weight : approx. 16 gm. Gross weight : approx. 17 gm. Mounting : approx. 3 mm. The default baud rate : 9600.

Reference: RBD-0357

GY-ML8511 Ultraviolet Light UV Sensor Module

Operating voltage (VCC): 3 V to 5V Operating current: 120μA (typical) 190μA (max) Operating Temperature: -40°C ~ +85°C Photodiode sensitive to UV-A and UV-B Embedded operational amplifier Analog voltage output Low supply current (300uA type) and low standby current (0.1uA type) RoboticsBD

Reference: RBD-2144

HC-SR505 Mini Infrared PIR Motion Sensor

Automatic induction: to enter the sensing range Ultra-small size. Repeatable trigger Wide operating voltage range Micropower: quiescent current <50 Output high signal: easy docking and all kinds of circuits.

Reference: RBD-0355

HC-020K Speed Measuring Module With Speed Encoder Kit

Description:Working voltage: 4.5V to 5.5 V.Transmit tube pressure drop: Vf = 1.6 VTransmit tube current: 20 mASignal output: A, B two way; The TTL levelDistinguish precision: 0.01 mmMeasurement frequency, 100 KHZEncoder diameter: 24 mmEncoder type D hole diameter: 4 mmThe encoder resolution: 20 line

Reference: RBD-0152

SW-420 NC Type Vibration Sensor Module

Using SW-420 normally closed type vibration sensor Comparator output, clean signal, good waveform, strong driving ability, >15mA Operating voltage 3.3V ~ 5V Output format: digital switching output (0 and 1) Using a wide voltage LM393 comparator With bolt holes for easy installation

Reference: RBD-0622

RCWL-0516 Microwave Radar Sensor Module Human Body Induction Switch Module

Transmission signal processing control chip RCWL-9196 Wide operating voltage range 4.0V to 28.0V Penetrating detection capability, compared with the traditional infrared feeling PIR Adjustable Block time and distance Operating Current: 2.8mA (typical); 3mA (max) Detection Distance: 5-9m Transmitting Power: 20mW (typical); 30mW (max) RoboticsBD

Reference: RBD-2093

Photosensitive Resistor LDR Sensor Module

This is a High-quality photosensitive sensor module/light module detects the photosensitive resistor for Arduino Resistance of the photoresistor is typically less than 80 Ohms (in full light) Dark resistance is typically greater than 20 Meg Ohms (in full darkness)

Reference: RBD-2075

MQ-2 Gas Sensor Module

MQ-2 Smoke Gas Detector Sensor  ME084 Module for Arduino Operating Voltage:+5V Preheat Duration:20 s

Reference: RBD-0493

RTD PT-100 Temperature Sensor 100mm Probe 0‑400℃

Temperature Range : 0C-400C Shield Material : Metal Total Length(Approx.) : 2M / 6.6 Ft; Weight : 46g;

Reference: RBD-1914

Reed Switch Module

Working voltage 3.3V-5 Output format: digital switching output (0 and 1)A fixed bolt holes for easy installation

Reference: RBD-0688

RF Transmitter Receiver Pair 433 MHz

Wide input supply (2.5 V to 12V) Easy to integrate (V+, GND, and Data) The device in deep sleep mode when Data pin is grounded Very small dimension.

Reference: RBD-0666

HX1838 NEC Code Infrared Remote Control Module DIY Kit

Crystal: the oscillation frequency of 455. Button: free height is less than 3mm, the force 200-350g, the life of more than 200 000. Photo-detector and preamplifier in one package. Internal filter for PCM frequency. RoboticsBD Improved shielding against EMI. Don’t forget to add CR2025 Battery to your Cart as this remote does not come with a battery

Reference: RBD-1111

Geiger Counter Kit Nuclear Radiation Detector Gamma Ray Build Radiation Monitoring Station

This is one open-source Geiger Counter project which could be used to detect nuclear radiation. The schematic and code and other helpful files are listed in this package. All the codes are designed and tested on this kit, these materials are useful for DIY Geiger Counter Kit Nuclear Radiation Detectors or Radiation Monitoring Stations. Note: The kit comes...

Reference: RBD-2095

Infrared Obstacle Avoidance Sensor Module

Detection distance: 2-40cm IO Interface: 4-wire interfaces (- / + / S / EN) Output signal: TTL level Adjustment: adjust multi-turn resistance Effective angle: 35 ° **Please be advised that the majority of our customers have left negative reviews for this product. We recommend that you do not make a purchase unless you are absolutely certain that you can...

Reference: RBD-0693

Infrared Line Track Tracker Follower Sensor

Operating Voltage: 3-5.5V Supply Current: ≥ 20mA Optimal Sensing Distance: 3mm Working voltage of 5V, the output of the black line low, white line of high output Uses Infrared Light to Detect Anti-Interference Ability Sensors to adopt TCRT5000 High Sensitivity, Stable Performance Exquisite workmanship, with the indicator Has a fixed bolt hole for easy...

Reference: RBD-1197

TSOP38236 IR Infrared Receiver

The TSOP38236 is a miniaturized receiver for infrared remote control systems. A PIN diode and a preamplifier are assembled on a lead frame, the epoxy package acts as an IR filter. The demodulated output signal can be directly decoded by a microprocessor.

Reference: RBD-0358

I2C Bi-Directional Logic Level Converter- 2 Channel

Dimensions: 11×15 x 2 (L x W x H) mm Weight: 1gm Mutual transform between 5V TTL and 3.3V TTL Two channels of logic and high voltage low voltage logic can two-way transform Portable and lightness, with 2 rows 4 pin contact pins