Reference: RBD-1039

SIM800L Mini GPRS GSM Module

40 reviews

The module was recycled from a mobile phone so you can say it is used. TTL serial port for serial port, you can link directly to the micro-controller. Don’t need MAX232. Power module automatically boots, homing network. Onboard signal lights all the way. It flashes slowly when there is a signal, it flashes quickly when there is no signal. In recent years...

Reference: RBD-0147

HR202 Humidity Detection Sensor Module

2 reviews

Adjustable Sensitivity, External GND. Detect Ambient Humidity. Provided with Fixed Bolt Hole, Convenient to Install. Power Indicator Light & Digital Output Indication Lamp. Using LM393 Chip for Stable Work. DO Small Digital Outputs Interface (0 & 1).

Reference: RBD-0151

Angle Sensor Module for Arduino SW-520D

1 review

Operating voltage 3.3V-12V A fixed bolt hole for easy installation Wide voltage LM393 comparator Maximum output current: 15mA Can work on low voltages

Reference: RBD-0156

TCS230 TCS3200 Color Sensor Recognition Module

7 reviews

Operating Voltage: 3V-5V High-resolution conversion of light intensity to frequency. Chip pins all has drawn for standard 100. Put the needle (2.54 mm). Mil-convenient for bitmap board. Programmable color and full-scale output frequency. Communicate directly with a microcontroller. Low-profile surface mount package.

Reference: RBD-0272

Brand: Waveshare

Logic Level Converter

1 review

Voltage level: 1.8V-6V Dimension: 38mm x 31.6mm Conversion  level  range:  1.8 V-6 V Instructions for use:  (3.3 V,  5 V  to  each other) 4 pairs of power supply interfaces, supports more situation Use tantalum capacitors for power filter, provides more stability VCCB 5V  power supply  (can  be an external  5V power supply)

Reference: RBD-0321

PT100 Platinum Resister Temperature Sensor Waterproof Probe -20℃ ~ 450℃

New PT-100 Temperature Sensor AvailableClick Here PT100 Platinum Resister Temperature Sensor Waterproof Probe -20℃ ~ 450℃

Reference: RBD-0337

Brand: Waveshare

Liquid Level Sensor for Arduino (WaveShare)

1 review

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

Reference: RBD-2270

Wemos LOLIN D32 V1 - ESP32 - CH340C

Powerful and versatile ESP32 SoC with WiFi and Bluetooth connectivity 4MB of flash memory and 520KB of SRAM for storing firmware and data Compatible with the Arduino development environment for easy programming Input/output pins for connecting to sensors, actuators, and other peripherals Can be programmed using MicroPython, a high-level programming...

Reference: RBD-0354

TSL2561 Luminosity & Infrared Light integrating sensor

Approximates Human eye Response Extremely wide dynamic range 1 to 600,000,000 Counts Lux Range: 188u Lux sensitivity, up to 88,000 Lux input measurements Voltage range: 3.3-5V into the onboard regulator This board/chip uses I2C 7-bit addresses 0x29 and 0x28. RoboticsBD

Reference: RBD-0355

HC-020K Speed Measuring Module With Speed Encoder Kit

4 reviews

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-0358

I2C Bi-Directional Logic Level Converter- 2 Channel

2 reviews

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

Reference: RBD-1852

ESP32-CAM External Antenna

3 reviews

IPEX To SMA Female External Antenna Adapter SMA Male Antenna for 2.4G WIFI Module Only Antenna and Adapter RF Cable  ESP32 Cam is not included

Reference: RBD-0416

TTP229 8 Channel Digital Capacitive Switch Touch Sensor Module for Arduino

Onboard 8 key TTP226 capacitive touch induction IC. RoboticsBD Onboard 8-way level indicator. Working voltage: 2.4 to 5.5 V. Modules, you can set the output mode, key output mode, the longest time and fast/low power output

Reference: RBD-1578

DT-06 TTL to WIFI Module

Support serial AT command Support re-programmable, OTA firmware update Seamless transparent transmission between serial and WiFi Built-in HTTP Web Server, support configure parameters by web page

Reference: RBD-0425

GY-9960LLC APDS-9960 RGB and Gesture Sensor Module

1 review

Model: GY-APDS9960-3.3 Chip: APDS-9960 Power Supply: 3.3VDC Communication Through I2C Protocol. RoboticsBD

Reference: RBD-2309

ESP8285 ESP-M2 Development Board

Add Internet to your next project with an adorable, bite-sized WiFi microcontroller, at a price you like! This module contains an ESP8285, which is an ESP8266 processor with 1MB of FLASH memory already built in. You can use it just like an ESP8266, it's the same processor and WiFi The ESP8266 processor from Espressif is an 80 MHz microcontroller with a...

Reference: RBD-0687

BMP280 Pressure Sensor Module

10 reviews

Operating Voltage: 1.71V to 3.6V – would typically be operated from 3.3V. Operating Temperature: -40 to +85 deg. Celsius (full accuracy between 0 and +65 deg. C). Peak current: 1.12mA. RoboticsBD Operating Pressure: 300 hPa to 1100 hPa. Accuracy between 700 to 900hPa and 25 to 40 deg. C: ±0.12hPa and ±1.0m.

Reference: RBD-0691

IR Infrared Remote Decoder Encoding Transmitter & Receiver Wireless Module

2 reviews

Supply voltage: 5V Communication: Serial communication (TTL level) Operating istance: 6-10 meters 

Reference: RBD-2651

Wemos D1 Mini V3

D1 Mini board with 4 MB flash memory and ESP8266 chipset. The board can be programmed with Arduino IDE, has the CH340 USB chipset and allows you to create IoT devices quickly and easily.

Reference: RBD-2652

Wemos D1 Mini NodeMCU

Firstly, In terms of pins, the D1 Mini and NodeMCU V3 development boards are quite similar. They both break out all ESP8266 ESP-12E/F pins. The NodeMCU V3 board has additional 3V3 and GND pins. Hence,  it is more suitable for various connections to devices with an additional button for the flash. Furthermore, you can flash either board with NodeMCU...

Reference: RBD-2887

NodeMcu Lua ESP8266 WiFi Development Board CP2102 Driver - Type-C interface

The Development Kit based on ESP8266, integrates GPIO, PWM, IIC, 1-Wire and ADC all in one board. Power your development in the fastest way combine with NodeMCU Firmware! R2 version had CP2102 USB-TTL instead, larger current support, slim board can put on breadboard. Programing it with Arduino IDE. High quality USB cable is needed for this board to give...

Reference: RBD-2892

ESP8266 ESP-01 ESP-01S DHT11 Temperature and Humidity WiFi IOT Sensor Node

Model: SNA118 Material: Plastic Plastic Type: PC Tool Supplies: CuttingDoes not Include ESP Wireless Module

Reference: RBD-1202

Compass Sensor QMC5883L / HMC5883L GY271

8 reviews

3-axis magnetic electronic compass. Precise heading information. Operating Voltage: 3 -5 V DC. Driver Chip: HMC5883L / QMC5883L Communication: I2C protocol. Measuring range: ± 1.3-8 Gauss.Library: https://github.com/keepworking/Mecha_QMC5883Lhttps://www.arduino.cc/reference/en/libraries/qmc5883lcompass/

Reference: RBD-1753

INMP441 Omnidirectional Microphone Module

1 review

Digital I2S interface with high precision 24-bit dataHigh signal to noise ratio is 61 dBAHigh sensitivity – 26 dBFSStable frequency response from 60 Hz to 15 kHzLow power consumption: low current consumption 1.4 mAHigh PSR: -75 dBFS

Reference: RBD-1811

AS5600 Magnetic Induction Encoder Angle Measurement Sensor

3 reviews

AS5600 Magnetic Induction Angle Measurement Sensor

Reference: RBD-1935

Water Level Sensor Gold Coating

2 reviews

Water-level sensor indicates the level of water in an overhead tank Gold coated Long life time Simple working procedure

Reference: RBD-1946

GY-BME280 3.3V Temperature and Humidity Sensor

4 reviews

Comes with the BME280 sensor. Pressure accuracy of ±1 hPa. Temperature accuracy ±1.0°C. Altimeter accuracy ±1 meter. Humidity: +-3%

Reference: RBD-2056

PT-100 RTD Temperature Sensor 3 Wire 50cm

Mounting form Polish rod probe The Probe material: Stainless steel Probe diameter: 4mm Length of the probe: 30mm Cabel material Silver plated copper (not insulated), PTFE Silver plated copper (Waterproof, insulated) Accuracy ±(0.3°C+0.5%|t|) Thermal response time: <0.5s

Reference: RBD-2075

MQ-2 Gas Sensor Module

1 review

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

Reference: RBD-2096

Eye Blink Detection Digital Sensor with Goggles

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-2122

MAX30100 Pulse Oximeter Heart Rate Sensor Module

3 reviews

Working Voltage:1.8 to 5.5 V Shutdown Current:0.7µA Color:Green

Reference: RBD-2141

Anti-Corrosion Water Level Sensor with Ball Float Switch

Rating contract (Max.): 10 W Switching power supply (Max.): 110VDC Resistance contract (Max.): 100 Ω Appro. Float Ball Size (mm) : 24×17 (LxD) Body Total Length (mm) : 85 Cable Length (cm) : 37 Total Float opening: 70° Switch ON/OFF angle Approx. betn 15° to 20°