Single Row 40 Pin Male 2.54 Breakable Pin Header Connector Strip

4x4 Matrix 16 Keys Button Keypad

One Key Matrix Membrane Switch Keypad Keyboard

Passive Buzzer Module

1x4 (4 Key) Matrix Membrane Keypad

Tactile Button Switch Module 6x6x5mm (KY-004)

Photosensitive Sensor Module (Light Detector)

RGB LED Module (KY-016 FZ0455)

4 Channel LLC I2C/IIC Logic Level Converter Bi-Directional Module 5V to 3.3V (DIY Soldering Needed)

Speed Sensor/Tacho Sensor (Slot-Type Optocoupler)

Capacitive Touch Switch Sensor Module (TTP223B)

Tilt Switch Sensor Module

Rotary Encoder Module (KY-040)

DS1307 RTC Real Time Clock Module (Soldering Needed)

KY-018 Light Detection Sensor Module (LDR Arduino)

650nm Red Laser Transmitter Module

KY-012 Active Buzzer Module

TTP224 4-Key Digital Capacitive Touch Keypad Module

DS1302 RTC Real Time Clock Module

KY-013 Analog Temperature Sensor Module (Arduino)

2-Chanel Logic Level Converter (LLC/IIC I2C) Bi-Directional Module 5V to 3.3V (DIY Soldering Needed)

JoyStick Module KY-023 (Arduino)

Soil Moisture (Humidity) Sensor Module

Capacitive Touch Switch Button Self-Lock Module (11.5mm x 8mm)

Water Level Sensor Module (Arduino)

LM393 Light Detection Sensor Module (4-pin LM393 LDR Digital & Analog)

Tilt Switch Sensor Module (KY-020)

18650 Lithium Battery Charging Module (5V Micro USB 1A)

LM393 Light Sensor Module

H201 RF Receiver Module + RF Transmitter Module (433MHZ)

MQ Gas Sensor Carrier Board

Shock Vibration Switch Module (KY-002)

1-Channel H&L Level Trigger Optocoupler 5V Relay Module

Universal IR Infrared Sensor Receiver Module (KY-022)

4x3 Matrix (12 Key) Membrane Keypad

TCRT5000 Infrared Line Tracking & Tracing Sensor Module

4x4 Matrix (16 Key) Membrane Keypad

1x2 Membrane Matrix Array Plus & Minus Keypad

24V Relay FTR-F4AK024T

Analog Hall Magnetic Sensor Module (KY-035 3pin)

1x2 Membrane Matrix Array Up & Down Keypad

MOSFET Relay Module (0-24V Mosfet IRF520)

Percussion Knock Sensor Module (KY-031)

1-Channel Relay Module (5V Low-Level-Trigger )

10mm RGB LED Module

4x2 (8 Key) Matrix Keyboard Module

Fingers-Heartbeat Sensor Module (KY-039)

TTL to RS485 Converter Module (Arduino)

1x2 Membrane Matrix Array Red & Yellow Keypad

Reed Sensor Module (MagSwitch)

IIC/I2C LCD1602/2004 Adapter Plate PCF8574

LCD Adapter Plate I2C (LCD1602)

KY-011 5mm Two Color LED (Red and Green) Module (Arduino)

HC-SR501 Adjustable Pyroelectric Infrared (PIR) Motion Sensor Module

Temperature Sensor Module (KY-001 3pin DS18B20)

TTP223 Capacitive Touch Sensor Module

Digital Power Amplifier Module (PAM8403, 2*3W, 2.5V-5V)

SX1308 DC-DC Adjustable Step Up Power Booster Module (2-24V to 2-28V 1.2MHz 2A)

HY-SRF05 Ultrasonic Distance Measuring Sensor Module

KY-034 Automatic 7 Color Colour Flashing LED Module (Arduino)

2-Channel Relay Module (5V Low-Level-Trigger )

DC 0-25V Voltage Sensor Module (Voltmeter)

KY-017 3pin Mercury Switch Module (Arduino Tilt-Sensor)

Digital & Analog Temperature Sensor Module (KY-028)

2-Channel Optocoupler Relay Module (10A/250V AC; 10A/30V DC)

Microphone Voice & Sound Detection Sensor Module (KY-037)

MAX3232 Mini RS232 to TTL Converter (3-5 V )

NE555 Adjustable Pulse Frequency Generator Module

1x4 Membrane Matrix Array Movie Keypad

Voltage Sensor Module (0-25V)

5V USB -Output Charger (Step Up Power Module)

1-Channel Solid State Relay (SSR) High Level

2.4GHz Wireless Transceiver Module (NRF24L01, onboard antenna)

4-Digit 7-Segment Display Module (TM1637)

Infrared (IR) Wireless Remote Control Module HX1838

1x5 Membrane Matrix Array Controller Keypad

MQ-9 Combustible Gas (Carbon Monoxide, Methane and LPG) Sensor Module

Magic Light Cup Module (KY-027)

15KV High Voltage Generator (Arc Ignition Inverter, Step Up Boost Coil)

Dot Matrix Display (No Driver)

MQ-3 Alcohol/Ethanol Sensor Module

MQ-2 Smoke/Liquefied-Flammable Gas Sensor Module

Snow & Rain Detection Sensor Module

MQ-8 Hydrogen Gas Sensor Module

3x4 Membrane Matrix Array Numeric Keypad

Transparent Arduino Uno Enclosure Box

ESP01 Serial WiFi Wireless Adapter Module (ESP01 not included)

Microphone Module

IR Infrared Obstacle Avoidance Sensor Module

Voice & Sound Detection Module

1x8 Membrane Matrix Array PC/TV Keypad

5V 1A Ultra-small Li-ion Lithium Battery Charger Module (DD08CRMB)

5V Relay (16A 250VAC, SMIH-05VDC-SL-C)

Mini Digital Stereo Audio Power Amplifier PAM8403 Module (3Watt Amp)

Rotary Encoder Module (KS013)

20 Key Membrane Matrix Array Keypad 4x5

NRF24L01 2.4GHz Wireless Transceiver Module

Digital Temperature And Relative Humidity Sensor Module (KY-015 3pin DHT11)

ESP8266/ESP01 Serial Wireless WIFI Transceiver Module (3.3V)

Serial Wireless WIFI Module (ESP8266 )

ADXL345 3-Axis Accelerometer Module

3-Key Up-Down-OK Membrane Matrix Array Keypad 1x3

Serial SD Card Module

MQ-7 Carbon Monoxide (CO) Gas Sensor Module

IR Receiver & Flame Detection Module (KY-026)

1x5 Membrane Matrix Array Switch Keypad (Red/Yellow/Yellow/Yellow/Green)

1x4 Membrane Matrix Array No-Label Keypad

12V Relay (10A 250VAC, SRD-12VDC-SL-C)

Metal & Human Body Touch Sensor Module (KY-036)

Big Button Module 5-Colour Set

LCD1602 Yellow Screen LCD (2x16 Characters)

Infrared (IR) Transmitter Module

CH340 USB to ESP8266 Wifi Module Adapter

12V Relay (16A 250VAC, SMIH-12VDC-SL-C)

Blax JoyStick Module (Gaming Joystick)

Laser Receiver Module

LCD1602 Blue Screen LCD (2x16 Characters, with backplate adapter)

RS232 Serial Port Module (MAX3232CSE)

Proto Shield (Arduino Uno)

24V Relay (10A 250VAC, SRD-24VDC-SL-C)

Five Direction (5D) Game Joystick Button Module

Stereo Audio Amplifier Module(Dual Channel AMP AUX Amplifier Board Module DC 1.8-12V, TDA2822M 2.0)

RFID Proximity Card Kit (RFID Reader/Writer Module + RFID Keyring Tag + RFID Card)

Digital Tachometer Module

801S Highly Sensitive Vibration Sensor

Dot Matrix Display Module (MAX7219)

4-Channel Optocoupler Relay Module (10A/250V AC; 10A/30V DC; Negative Trigger)

20KV High Voltage Generator ( DC 3.6-6V, 1.5A, Pulse Arc Igniter, Step Up Boost Module Coil Transformer)

LCD Screen & Keypad Arduino Shield (LCD1602)

LM7805 5V Voltage Regulator Module

IR Infrared Obstacle Avoidance Sensor Module (KS)

AC-DC 5V 800mA 110V/220V to DC 5V Power Supply Module (Buck Converter Step Down Board Transformer)

4x4 Matrix (16 Key) Keypad

24V Relay (16A 250VAC, SMIH-24VDC-SL-C)

Keyestudio Digital Tilt Motion Sensor

GSM/GPRS 900/1800 MHz Short Message Service SMS Module DIY KIT M590E

4 Channel Remote (315Mhz) + Receiver Module (315Mhz)

FM Stereo Radio Module RDA5807M Wireless Module

10K Sliding Potentiometer Module

High-quality WT588D-16p Voice/Audio Module

MP3 Player Module (DFPlayer Mini)

433Mhz Superheterodyne Wireless Receiver Module (315M RXB6)

48V Relay (10A 250VAC, SRD-48VDC-SL-C)

3-Axis High Precision Compass Magnometer Module (AK8975)

UART 125Khz EM4100 RFID Key Card Module (RDM6300)

LilyPad 328 Main Board (ATmega328P 16M)

150W DC-DC Boost Step Up Converter Power Supply Module (10-32V, 10A)

Nokia 5110 LCD Display Module (84x84 Resolution, 4-Lines of Characters)

Voice Recording & Playback Module ISD1820 with Microphones + Loudspeaker (8Ohm, 0.25Watt)

MQ-4 LPG Methane/Hydrogen Gas Sensor Module

5V 30A 1-Channel Relay Module with Optocoupler H/L Level Triger

5V RGB LED Matrix (WS2812B 4x4 16-Bit)

24V 30A 1-Channel Relay Module with Optocoupler H/L Level Triger

DS18B20 Temperature Sensor Module with Waterproof 100CM Cabled Stainless Steel Probe

Humidity, Water & Rain Detection Module

Ambient Light Sensitivity Sensor Module (Temt6000)

1-CHANNEL HIGH POWER RELAY MODULE (5V, 30A H/L-TRIGGER )

All-in-One TM1638 8-Digit LED Display, 16-Key Keyboard, 8Bit (3 Wire) Module

3-Axis Compass Magnetometer Module (GY-273 QMC5883L)

Multi-functional Arduino Learning Shield

Micro USB ATtiny ISP AVR (5V USBtinyISP)

AC-DC Buck Step-Down Power Supply Module (AC-DC 220V to 5V)

TTP229 16-Key Digital Capacitive Switch Touch Sensor Module

DC Temperature Sensor Module (3.3V-12V NTC-10K +/-10% Thermistor)

2.4GHz Long Distance Wireless Transceiver Module (NRF24L01, 1 Kilometer Range, 2Mb per second)

Digital Light Intensity Sensor Module (BH1750FVI)

Ambient Light Sensor Module (TEMT6000)

Electret Microphone Amplifier GY-MAX4466 Module

2-CHANNEL SOLID STATE RELAY (SSR) HIGH LEVEL

MINI LM386 Audio Amplifier Board (3V-12V Power Amplifier)

Blue 1.3" SPI Serial 128X64 OLED LCD LED Display Module (3V ~ 5V DC)

5A Single-Phase Micro Current Transformer Module (AC Active Output, ZMCT103C)

Gamepad Joystick Keypad Arduino Shield

Ethernet LAN Network Port Module (ENC28J60)

HC05 Bluetooth Module (HC05 , 3.3V, 150mA)

Arduino UNO R3

125KHz RFID Reader Module (5V, UART 3Pin, EM4100)

Wemos D1 Mini V3.0.0 (WIFI, IoT, ESP8266EX)

1.3 inch 240x240 IPS LCD Screen ST7789 (SPI Communication, 3.3V, ST7789VW)

5 Way Flame/Heat Sensor Module

LAN/Ethernet Network Module (25MHZ)

Heart Rate Pulse Sensor

AM2320B Digital Temperature and Humidity Sensor

CC1101 RF1101 Wireless Transceiver Module with SMA Antenna

DC-DC 3.5V-30V To 4V-40V Step Up Power Supply Module LM2587 (Adjustable 5A Boost Converter Voltage Regulator)

NEO-6M GPS Module

USBTiny ISP AVR Arduino Boatload Programmer

High Precision Humidity Sensor (GY-213V-SI7021)

DC 400W 15A Constant Current Power Supply & Step-Up Boost Converter (8.5V-50V to 10V-60V range)

128 * 64 LCD Display Panel Screen Module

1.8 Inch TFT LCD Display & SD Card Module

500g-10kg Thin Film Pressure/Force Sensor (RFP-602)

OV7670 300KP VGA Camera Module

Pro Micro ATMEGA32U4-AU (5V, 16MHz, Leonardo)

4X4X4 Blue LED 3D Light Cube DIY Arduino Shield Kit

100W DC-DC Booster Step up Module (1 3-35V to 3.5~35V LTC187, With LED Voltmeter)

WeMos D1 WiFi Wireless Development Board CH340 ESP8266

4-Channel Solid State Relay (SSR) High Level

8-Channel Relay Module (5V Low-Level-Trigger )

WS2812 8 Bits 5050 RGB LED Ring Lamp Light Module

Double 10K Ohm Sliding Row Linear Potentiometer Mixer Module

Serial Wifi Transceiver Module (Arduino)

5kg Electronic Scale Sensor (Load Cell 5 to 10V, YZC-131)

TCS3200 Color Recognition/Detector Module

LAN Ethernet Network Module (W5100)

FM Stereo Radio Module (5V, 76-108MHZ)

Universal LCD/LVDS Monitor & Screen Driver (5V, MT561-B)

FSR402 Thin Film Force Sensitive Resistor (100g - 10Kg)

DC-DC Buck Converter Step Down Module (300W,10V-40V, 20A Constant Current )

R61 Optical Fingerprint Reader Module (GC0328C)

Arduino UNO + WiFi R3 (32Mb memory, ATmega328P+ESP8266)

Remote Audio Relay Kit (Phone Decoder)

R307 Optical Fingerprint Reader Module

3.5 Inch TFT LCD Color Screen Module (Ultra-HD 320 X 480 with SD Card Reader)

3.5 inch 480x320 TFT 8080 LCD IPS Screen/Display Module (16 bit, EXCLUDES ILI9481 Driver)

Waterproof Ultrasonic Range Finder Module (JSN + B02)

GPRS + GSM + GPS Shield A7 (SMS, Voice Calls & GPS Location)

Raspberry PI 3 (Model B)

STM32F205 Fingerprint Reader Module (UART ,TFS-9, TFS-D400)