Arduino UNO R3

JoyStick Module KY-023 (Arduino)

CNC 3018 ER11 2500mW Laser Cutting & Engraving and Milling Machine

12V 60W Thermoelectric Heatsink TEC1-12710 (Peltier Plate, 40X40MM)

L298N Dual DC and Stepper Motor Driver (3-30V)

ARDUINO MEGA 2560 R3

75Pcs Plastic Gear & Pulley Kit

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

Arduino Nano V3 (CH340)

Water Flow Sensor (Flow Meter, 1-30L/min 2.0MPa)

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

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

HC-SR04 Ultrasonic Distance Measuring Sensor Module

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

HY-SRF05 Ultrasonic Distance Measuring Sensor Module

Infrared (IR) Wireless Remote Control Module HX1838

High Power L293D Motor Control Arduino Shield (4 DC Motors or 2 Servo Motors)

TTP229 16-Key Digital Capacitive Switch Touch Sensor Module

4-Digit 7-Segment Display Module (TM1637)

Snow & Rain Detection Sensor Module

USB Power Supply 18650 Lithium Battery BMS for Arduino (5V/3V Output, 5V Charger)

Electret Microphone Amplifier GY-MAX4466 Module

12V Electric Solenoid Valve

2WD Smart/Robot Car DIY Kit (1:48 Speed Encoder)

IR Receiver & Flame Detection Module (KY-026)

ADXL345 3-Axis Accelerometer Module

6V 30RPM Gear Reduction DC Motor

MG995/MG996R Metal Servo Hub Horn (20mm Mounting Hole)

ARM STM8 Development Board STM8S103F3P6 Module

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

Arduino Pro Mini Atmega328 (3.3V)

ZVS Low Voltage Induction Heating Power Supply with Induction Coil (5-12V)

Temperature Sensor Module (KY-001 3pin DS18B20)

9V-24V, 3A DC PWM Motor Speed Controller & Tester (With buttons)

6V Solenoid (JF-0530B, 300mA)

4x4 Matrix (16 Key) Membrane Keypad

DC 5V 4-Phase Stepper Motor 28BYJ-48

RFID Keyring Tag (13.56MHz)

A4988 STEPPER MOTOR DRIVER (RAMPS)

SG90_9G Servo Motor (1.5Kg.Cm)

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

MQ-7 Carbon Monoxide (CO) Gas Sensor Module

Serial Wireless WIFI Module (ESP8266 )

Flexible Aluminium Coupling (5mmx5mm)

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

LM2596 Voltage Regulator Module (Buck Adjustable Step Down, Vin 3.5V - 40V, Vout 1.5V - 35V)

3-6V DC Motor (Model 130, 17000RPM)

MQ-2 Smoke/Liquefied-Flammable Gas Sensor Module

Nema 17 Stepper Motor (17HS2408)

Electronic Starter Kit Bundle (Breadboard Cable Resistor, Capacitor, LED, Potentiometer, etc; 235 items in total)

Mini Tesla Coil DIY Kit (15-24 V DC; 15W; Plasma Speakers)

Ultra-Small DC-DC Step Down Power Supply Module (MP1584EN, 3A, Adjustable Buck Converter)

LM7805 5V Voltage Regulator Module

Dual DC Stepper Motor Driver Controller (H-bridge L9110S)

16-Channel 12-bit PWM/Servo Driver - I2C interface - PCA9685 Module

Voice Recording & Playback Module ISD1820 with Microphones + Loudspeaker (8Ohm, 0.5Watt)

Ceramic Piezo Vibration/Strain Module (3V3/5V)

Double Sided Prototype PCB Universal Printed Circuit Board 2x8cm

MOSFET Relay Module (0-24V Mosfet IRF520)

Strong Vibration Motor (1.5V-6V)

1-Channel Solid State Relay (SSR) High Level Trigger

Leobot DIY Robotic Claw Module (with MG90 Servo)

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

Arduino Robot Tank Chassis (Plastic Track)

Double Sided Prototype PCB Universal Printed Circuit Board 4x6cm

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

Uxcell Nichrome 80 Heater Wire (0.5mm x 10Meters | 24AWG)

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

Piezo Disc Element (50mm)

LM1117/AMS1117 3.3V DC-DC Step down Power Supply Module (4.5-7 VIn, 3.3 VOut)

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

Photodiode BPW34

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

Universal IR Infrared Sensor Receiver Module (KY-022)

KY-018 Light Detection Sensor Module (LDR Arduino)

12V 600RPM Gear Reduction DC Motor

NodeMCU Lua WIFI ESP8266 Microcontroller

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

Laser Beam Combiner Cube Prism (405nm~ 450nm Blue Laser)

Shock Vibration Switch Module (KY-002)

Leobot 3D Printing Service

32.768KHz Quarts Crystal Passive Oscillator

Miniture Laser Engraver Machine -550 x 550 Resolution (NEJE DK - BL1500mw, Supports Windows Pc, Andriod, IOS)

Hinged Roller Limit Switch ( 1A, 125VAc)

SN75441 IC (Quad HALF-H Driver DIP16)

Alien Clapton Coil Heating Wire (Premade Coil)

3-Axis High Precision Compass Magnometer Module (AK8975)

Laser Receiver Module

ATMEGA2560-16au

DC 0-25V Voltage Sensor Module (Voltmeter Arduino)

L298N IC (H-Bridge Motor Driver IC, 46V, 4A ,15-Pin)

Turtle Robot Arduino Starter Kit

9 in 1 Gas Sensor Module Kit (MQ-2, MQ-3, MQ-4, MQ-5, MQ-6, MQ-7, MQ-8, MQ-9, MQ-135)

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

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

USBTiny ISP AVR Arduino Boatload Programmer

18650 Li-Ion Rechargeable Battery (3.7V, 2200mAh, Qulit Fire)

Five Direction (5D) Game Joystick Button Module

2N3055 BJT (15A, 100V, 115W, NPN TO-3 Transistor)

XR2206CP 0.01Hz-1MHz Monolithic Function Generator IC (DIP16)

Dual DC Motor Driver Module (1.5A, 2-Way, MX1508 ,PWM Speed Control; Dual H-Bridge, MX1616)

High-quality WT588D-16p Voice/Audio Module

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

PCB Thermal Transfer Paper A4

20 Key Membrane Matrix Array Keypad 4x5

MP3 Player Module (DFPlayer Mini)

22uH Toroid Core Inductor (B02, 3A)

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

KUNHEWUHUA UV Exposure Unit (48W, 260x210mm)

Voice & Sound Detection Module

DC-DC 3.5V-30V To 4V-40V Step Up Power Supply Module LM2587 (80W Adjustable 5A Boost Converter Voltage Regulator)

Multi-functional Arduino Learning Shield

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

LCD Adapter Plate I2C (LCD1602)

LED - Super Bright Blue 5mm (5000MCD).

Optical Glass Cube Dichroic Dispersion Beam Splitter Prism (15x15x15mm, Splitting Ratio 50:50)

2-Phase 4-Wire Micro Stepper Motor (10mm, JSDJ2P4W10M)

5 Way Flame/Heat Sensor Module

TOP255PN Top Switch Offline (DIP-7)

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

40-Way Flat Color Rainbow Ribbon Jumper Wire (per meter)

1-Key RED Membrane Button Switch

433MHZ Helical Antenna

5mm RGB LED Module (KY-016 FZ0455)

3S 20A 18650 Li-ion Lithium Battery BMS (12.6V)

Mini UV Light Torch (4.5V, 9 Ultraviolet LED)

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

Photoresistor 5MM Light Dependent Resistor (LDR) - 5mm

Double 10K Ohm Sliding Row Linear Potentiometer Mixer Module

Flexinol Actuator Nitinol Wire - (0.3mm Diameter, 0.5M Length, Memory Wire)

Radial Blower Cooling Fan (12V DC, 50mmx15mm, 5015 )

L7805CV To-220 (Linear Voltage Regulator)

18mm Magnetic Induction Heating Coil

30cm USB--To-Mini USB Cable (Arduino Nano)

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

RC Car Wheel (68mm Diameter)

Metal Film Resistor pack 1/4W 1% - (10x 30 Values)

LED 5mm - Red

L293NE Quad Half-H Driver IC (Motor Driver)

TMS4464-10NL (DIP-18, RAM)

FM Stereo Radio Module RDA5807M Wireless Module

Double Sided Prototype PCB Universal Printed Circuit Board 3x7cm

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

Leobot RC Car Wheel

M3*20 Standoff Hex Spacer (Brass, Female)

Uxcell Iron-chromium-aluminium (FeCrAl) Heater Wire (0.7mm x 1000cm | 24AWG)

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

10UH Power Inductor

Single Row 40 Pin Male 2.54 Breakable Pin Header Connector Strip

LED 5mm - Ultraviolet 390NM Clear Lens

1x2 Membrane Matrix Array Plus & Minus Keypad

BLACK 12mm/3A Waterproof Momentary Push Button Switch

5mm 4 Pin RGB Tri-color LED (Common Anode)

Infrared (IR) Transmitter Module

8X Optical Magnifier with LED backlight

LED 3mm - Green

LED 5mm - Green

LilyPad 328 Main Board (ATmega328P 16M)

NRF24L01 2.4GHz Wireless Transceiver Module

Mini SIM800L GPRS GSM Module (MicroSIM)

Analogue Ammeter (0-5A Panel Meter)

RAMPS 1.4 ARDUINO SHIELD

8-in-1 Precision Multi-Tool Screwdriver Pen

Magnetic Ferrofluid Plasticine Playdough Clay (Magnetic Putty)

CD4017BE (Decade Counter)

200W DC-DC Buck Step Up Boost Converter (7A, In 6-35V, Out 6-55V)

GREEN 12mm/3A Waterproof Momentary Push Button Switch

Vacuum Distillation Extract Set Kit (1000ml, 24/29)

0.6MM E3D VMA NOZZLE (1.75MM FILAMENT)

Tungfull Mini Desktop Grinding Multi-function Machine (Carving, Polishing, Engraving, Drilling)

RAMPS PCB CONNECTOR SCREW TYPE

IR Infrared Receiver Module

CD4013BE (Dual D-type flip-flop IC DIP-14)

5V 1-Channel H/L Trigger Optocoupler Relay Module

Flexible Plum Clamp Coupler D30 (14x14 Nema34 Shaft)

AAA BATTERY HOLDER - TWO SLOT

9V Battery Holder With Cover & Switch (SINGLE SLOT)

RGB LED 10MM (Common Cathode)

LED 10mm - Yellow

Insect Robot Kit (Arduino Nano Kit)

Screw Locking Stereo 3 Pole Male Jack Plug (Gold Plated, 3.5mm)

SN74LS00 - Quad 2-input NAND Gate (7400)

Arducopter F450 DIY Drone Quadcopter Kit (Arducopter, Frame, Motors, ESC Blades and GPS)

Easythreed 3d Printer X1 K7 Mini (100x100x100mm Build Volume with Removable Magnetic Plate)

2KG Electric Melting Furnace/Smelter (1100C, 220V)

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)

0.28" Mini Digital Voltmeter & Ammeter (DC 100V 10A, Blue + Red Dual LED Display)

Large Arduino Robot Tank Chassis (Rubber Track)

TowerPro MG 996R Servo Motor (10.2kg/cm & metal gears )

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

ON-OFF SPDT Rocker Switch (16mm Diameter, 250V/3A)

Piezo Disc Element (15mm)

0.4MM E3D NOZZLE (1.75MM FILAMENT)