Reference: RBD-0579

GPS GSM GPRS SIM808 Module (Arduino Compatible)

Quad-band 850/900/1800/1900MHz GPRS multi-slot class12 connectivity: max. 85.6kbps(down-load/up-load) GPRS mobile station class B Controlled by AT Command (3GPP TS 27.007, 27.005 and SIMCOM enhanced AT Commands) Supports charging control for Li-Ion battery Supports Real-Time Clock Integrated GPS/CNSS and supports A-GPS Low power consumption, 10mA in sleep...

Reference: RBD-1575

5V 2 Channel Solid State Relay (SSR)

Part Number: G3MB-202P Power supply:5VDC/160mA Trigger Voltage (VDC):5 Switching Voltage (VAC):240@2A Isolation: Phototriac

Reference: RBD-2564

LR7843 MOSFET Switch Control Module

This MOSFET module with optoisolation uses the LR7843 N-Channel logic compatible MOSFET with ultra low Rds(on) for moderate to higher current low-side switching applications of up to 15A continuous. N-Channel logic compatible MOSFET with optoisolation and ultra low 3.3mΩ Rds(on)

Reference: RBD-1923

PWM to Voltage Converter Module 0-100% to-10V

Conversion range: 0% -100% PWM to 0-10v voltage PWM signal reception frequency range: 1KHz – 3KHz Operating voltage: 12V – 30V DC Allowable error: 5%

Reference: RBD-0742

Motor Driver 43A BTS7960

Input voltage(V): 6 – 27. Maximum current(A): 43. Input level(V): 3.3 – 5. Duty cycle: 0 – 100%. Path resistance: 16 mΩ at 25°C. Low quiescent current: 7 µA at 25°C.

Reference: RBD-2099

Touch Sensor Switch Module

Main chip: LM393 Working voltage: for DC 5V Single-channel signal output Low-level output signal used for human body touch sensor alarm Adjustable sensitivity Pin Connector to board: 4 Pins

Reference: RBD-2327

Brand: DFRobot

Self-powered Wireless Switch 433Mhz

In life, remote controllers can be seen everywhere, and most of them are inseparable from the battery. However, we often encounter problems when using the battery, for instance, it is troublesome to replace the battery, batteries are easy to corrode in a humid environment, or the waste batteries may cause serious environmental pollution. Do you know that...

Reference: RBD-2442

TXS0108E 8-Ch Logic Level Converter Module

8 channels can convert up to 8 logic signals Converts voltage levels between 1.2 to 3.6V and 1.65 to 5.5V systems Bi-directional with automatic direction control Each channel operates independently Optimized for open-drain applications like I2C, but can also work in push-pull applications Output enable allows outputs to be disabled

Reference: RBD-2454

MAX7219 8 Digit Led Tube Display Control Module

Power: 5V This module is compatible with 5V and 3.3V microcontrollers. Material: PCB + Electronic Components

Reference: RBD-0273

Brand: Waveshare

Arduino WIFI Shield EMW3162

A1rduino WIFI Shield EMW3162 (module is not included)

Reference: RBD-0400

NRF24L01+PA+LNA 2.4GHz SMA Antenna Wireless Transceiver communication module 1pcs

Voltage: 3-3.6V (recommended 3.3V) V. Maximum output power: +20dBm. Power-down mode current: 4.2uA. Operating Range: 1Km Antenna Gain (peak): 2Dbi. 2MB rate (Open area): 520m. 1MB rate (Open area): 750m. 250Kb rate (Open area): 1100m. It uses 2.4GHz global open ISM band, with license free. SPI interface facilitates the communication with MCU I/O port....

Reference: RBD-0384

MAX7219 Red Dot Matrix Module MCU Control Display Module DIY Kit For Arduino

Driver Chip: MAX7219 Input Voltage: 3.7 to 5.3 V Input Current: 320 mA Display Dimensions: 32x32x6 (LxWxH) mm PCD Dimensions: 50×32 (LxW) mm Soldering is required

Reference: RBD-0313

RC522 RFID Card Reader Module Kit Android NFC supported

Low power consumption, Low cost, and Compact size Read and write chip Fully integrated at 13.56MHz

Reference: RBD-1810

L293D Shield for NodeMCU V2

Motor Power Range: 4.5V ~ 36V Control supply range: 4.5V ~ 9V Logical operating current Iss: ≤60mA Driving part of the work current Io: ≤1.2A Maximum power dissipation: 4W (T = 90 ℃) Operating temperature : -25 ℃ ~ + 125 ℃ Drive Type: Dual high-power H-bridge driver

Reference: RBD-2426

USB Mini Humidifier Mist Maker And Driver Circuit Board DIY Kits

1.5V USB ultrasonic mist maker driver board and atomizer plate. 2. Low driving voltage, low power, low impedance, stable waveform, high conversion efficiency. 3. Round ring atomizer plate, middle spray, 5um ultra-fine spray aperture, 740 ultra-dense spray holes. 4. The surface of the atomizing sheet adopts an oxidation-resistant silver layer to protect...

Reference: RBD-2444

Optical Endstop Switch with 1m Cable

Designed for use as an endstop for 3D printers but it can be used for other IR beam interrupter purposes as well.

Reference: RBD-2218

WT588D Audio Wi-Fi Receiver Voice Sound Audio Player Module

Module package (with FLASH memory and peripheral circuits) have DIP16, DIP28, chip packaging has DIP18, SSOP20, and LQFP32 form. Built 13Bit/DA converter, and 12Bit/PWM output. PWM output can directly drive 0.5W/8Ω speakers, push-pull current abundant support DAC / PWM output of two ways. Support for loading WAV audio formats. USB download mode, support...

Reference: RBD-2457

LM317 Adjustable Voltage Regulator Module

Regulates 4.5 – 40V input to a 1.25 – 37V output @ up to 1.5A

Reference: RBD-2306

WS2812B RGB LED 12 Bit Ring

The 12 Bit RGB LED Ring Module with Integrated Drivers – WS2812B can be used in colourful curtain-up/ flow water/raindrop/jump flash and so on hundreds of lighting effects. There is a single data line with a very timing-specific protocol. It has trichromatic colour for each pixel and can complete 16,777,216 colours of all true colour displays, the...

Reference: RBD-1815

PC817 4 Channel Optocoupler Isolation Board

I/O Isolation for MCUs (Micro Controller Units) Noise Suppression in Switching Circuits Driving Port Signal Voltage: 3.6-24V Output Port Voltage Port: 3.6-30V Output Can Be Switched From Pull-Up or Pull-Down With Jumpers.

Reference: RBD-1809

Digispark Pro - ATtiny167 with Micro USB

Digispark Pro  ATtiny167  Micro USB 16MHz

Reference: RBD-2546

ADuM1201 Dual Channel Digital Isolator Module

The ADuM1201 is a dual channel digital isolator using technology by Analog Devices called iCoupler.  It provides electrical isolation similar to an optocoupler and optionally provides logic level conversion between 3.3V and 5V systems.

Reference: RBD-1842

Stainless Steel 1m Conductive Thread Wire for Wearable Lilypad

Material: 12UM Stainless steel fiber Gram Weight: 0.2458g/m Strength: 2.8KGF. Length: 1m. Diameter(mm): 0.12. Resistance (Ω/m) : 27.

Reference: RBD-0419

SparkFun Particle Sensor Breakout - MAX30105

Features: Built-in Red, IR, and Green LEDs 5V operation (3.3V is allowed, but green LED is not guaranteed to operate) Applications include presence detection, distance sensing (18" max), pulse oximetry, blood oxygen saturation level (SpO2), smoke and particle detection Documents: Schematic Eagle Files Hookup Guide Datasheet (MAX30105) MAX3010x Sensor...

Reference: RBD-1217

Nextion NX3224T024 - Generic 2.4" TFT LCD Touch Display

Nextion is a seamless Human Machine Interface (HMI) solution. Nextion provides a control and visualization interface between a human and a process, machine, application or appliance.  Nextion is mainly applied to Internet of thing (IoT) or consumer electronics field.

Reference: RBD-0832

Arduino MicroSD Card Module

Power supply: 4.5V – 5.5V, 3.3V voltage regulator circuit board Positioning holes: 4 M2 screws positioning hole diameter of 2.2mm Control Interface: GND, VCC, MISO, MOSI, SCK, CS Size: 45 x 28mm Net weight: 6g

Reference: RBD-2207

AD9850 DDS Signal Generator Module

2 sine wave and 2 square wave output. AD9850: 0-40MHz. After the 20-30MHz frequency harmonics increases, the waveform will be less and less clean. Low-pass filter with 70MHz, so the waveform better than SN. Parallel and serial data input can be selected via a jumper.

Reference: RBD-2462

Buck Converter CC CV 1.2V-32V 5A Adjustable Regulated Power Supply Voltmeter Ammeter DIY Kit

HW-212 is a DC adjustable constant voltage constant current step down power supply module with LCD display.HD display input voltage and output voltage, current, power and display status.Adjustable stable output voltage and current.Set output current to meet the demand.It can be used as ordinary buck power supply module, charger and LED constant current...

Reference: RBD-0345

ESP8266 ESP-01 WIFI Wireless Transceiver Send Receive LWIP AP+STA M70

802.11 b/g/n Standards Wi-Fi Direct (P2P), soft-AP 1MB Flash Memory Integrated low power 32-bit CPU could be used as an application processor A-MPDU & A-MSDU aggregation & 0.4ms guard interval Wake up and transmit packets in < 2ms Standby power consumption of < 1.0mW (DTIM3) RoboticsBD

Reference: RBD-2304

WS2812B RGB LED 24 Bit Ring

This is the 24 LED NeoPixel Ring, a small chainable 86mm outer diameter board equipped with 5050 WS2812 RGB LEDs. The WS2812s are each addressable as the driver chip is located inside the LED. Each NeoPixel Stick has ~18mA constant current drive so the color will be very consistent even if the voltage varies, and requires 5 V.