Arduino UNO R3

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

JoyStick Module KY-023 (Arduino)

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

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

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

Arduino Nano V3 (CH340)

ARDUINO MEGA 2560 R3

Infrared (IR) Wireless Remote Control Module HX1838

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

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

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

HC-SR04 Ultrasonic Distance Measuring Sensor Module

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

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

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

4-Digit 7-Segment Display Module (TM1637)

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

RFID Keyring Tag (13.56MHz)

TTP229 16-Key Digital Capacitive Switch Touch Sensor Module

Snow & Rain Detection Sensor Module

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

Electret Microphone Amplifier GY-MAX4466 Module

LCD Screen & Keypad Arduino Shield (LCD1602)

6V 30RPM Gear Reduction DC Motor

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

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

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

ADXL345 3-Axis Accelerometer Module

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

Temperature Sensor Module (KY-001 3pin DS18B20)

IR Receiver & Flame Detection Module (KY-026)

MT3608 DC-DC Boost Module 2A (Step Up Power Supply)

Arduino Pro Mini Atmega328 (3.3V)

4x4 Matrix (16 Key) Membrane Keypad

A4988 STEPPER MOTOR DRIVER (RAMPS)

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

Flexible Aluminium Coupling (5mmx5mm)

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

MQ-7 Carbon Monoxide (CO) Gas Sensor Module

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

MQ-2 Smoke/Liquefied-Flammable Gas Sensor Module

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

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

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

Nema 17 Stepper Motor (17HS2408)

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

21L Vacuum Chamber and Pump (RS-1, Single-Stage Rotary Vane Vacuum Pump, 21L Chamber, Stainless Steel)

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

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

Serial Wireless WIFI Module (ESP8266 )

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

MOSFET Relay Module (0-24V Mosfet IRF520)

LM7805 5V Voltage Regulator Module

ESP32-CAM WiFi + bluetooth Camera Module Development

Double Sided Prototype PCB Universal Printed Circuit Board 4x6cm

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

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

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

Leobot 3D Printing Service

MP3 Player Module (DFPlayer Mini)

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

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

Leobot DIY Robotic Claw Module (with MG90 Servo)

Piezo Disc Element (50mm)

Double Sided Prototype PCB Universal Printed Circuit Board 2x8cm

Arduino Robot Tank Chassis (Plastic Track)

PCB Thermal Transfer Paper A4

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

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

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

KY-018 Light Detection Sensor Module (LDR Arduino)

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

Laser Receiver Module

Photoresistor 5MM Light Dependent Resistor (LDR (0-10M Ohm) - 5mm

Universal IR Infrared Sensor Receiver Module (KY-022)

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)

Triangular Prism (5cm)

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

Photodiode BPW34

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

Hinged Roller Limit Switch ( 1A, 125VAc)

3-Axis High Precision Compass Magnometer Module (AK8975)

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

Turtle Robot Arduino Starter Kit

RAMPS 1.4 ARDUINO SHIELD

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

Mini SIM800L GPRS GSM Module (MicroSIM)

Alien Clapton Coil Heating Wire (Premade Coil)

32.768KHz Quarts Crystal Passive Oscillator

Shock Vibration Switch Module (KY-002)

Five Direction (5D) Game Joystick Button Module

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

SN75441 IC (Quad HALF-H Driver DIP16)

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

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

USBTiny ISP AVR Arduino Boatload Programmer

Double Sided Prototype PCB Universal Printed Circuit Board 3x7cm

20 Key Membrane Matrix Array Keypad 4x5

433MHZ Helical Antenna

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

Voice & Sound Detection Module

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

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

22uH Toroid Core Inductor (B02, 3A)

L7805CV To-220 (Linear Voltage Regulator)

Multi-functional Arduino Learning Shield

1-Key RED Membrane Button Switch

5mm RGB LED Module (KY-016 FZ0455)

LCD Adapter Plate I2C (LCD1602)

KUNHEWUHUA UV Exposure Unit (48W, 260x210mm)

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

MINI DIGITAL THERMOMETER

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

18mm Magnetic Induction Heating Coil

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

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

5 Way Flame/Heat Sensor Module

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

RC Car Wheel (68mm Diameter)

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

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

TOP255PN Top Switch Offline (DIP-7)

Piezo Disc Element (15mm)

LM393 Light Sensor Module

LED 5mm - Ultraviolet 390NM Clear Lens

Single Row 40 Pin Male 2.54 Breakable Pin Header Connector Strip

LED 5mm - Red

Double 10K Ohm Sliding Row Linear Potentiometer Mixer Module

FM Stereo Radio Module RDA5807M Wireless Module

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

200W DC-DC Buck Step Up Boost Converter (7A, In 9-35V, Out 9-55V)

3S 40 Li-ion Lithium Battery BMS with Charger Protection Board (18650 Compatible, HW287)

Leobot RC Car Wheel

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

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

TMS4464-10NL (DIP-18, RAM)

Analogue Ammeter (0-5A Panel Meter)

8X Optical Magnifier with LED backlight

L293NE Quad Half-H Driver IC (Motor Driver)

M3*20 Standoff Hex Spacer (Brass, Female)

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

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

Infrared (IR) Transmitter Module

10UH Power Inductor

LED 3mm - Green

775 DC Motor (12V-24V)

1x2 Membrane Matrix Array Plus & Minus Keypad

LED 5mm - Green

0.4MM E3D NOZZLE (1.75MM FILAMENT)

8-in-1 Precision Multi-Tool Screwdriver Pen

NRF24L01 2.4GHz Wireless Transceiver Module

CD4017BE (Decade Counter)

LilyPad 328 Main Board (ATmega328P 16M)

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

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

IR Infrared Receiver Module

Flexible Plum Clamp Coupler D30 (14x14 Nema34 Shaft)

AAA BATTERY HOLDER - TWO SLOT

TSL1401R-LF Visible Light 1x128-Element Photodetector Array (DIP8)

0.6MM E3D VMA NOZZLE (1.75MM FILAMENT)

W1209 Temperature Controller

RGB LED 10MM (Common Cathode)

Automatic Water Level Controller (12V, XH-M203)

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

SN74LS00 - Quad 2-input NAND Gate (7400)

Circuit Experiments Kit

Digital Microscope (USB, 500x-1600x Magnification)

LED 10mm - Yellow

Raspberry PI Pico

2-Channel ESP8266 WIFI Relay Module (5V, 2C)

LoRa Module (SX1278, 433MHz, 10KM, Ra-02)

Steady Hand Electronic Kit

Step-Up Step-Down Buck Boost Converter (3.5V-28V to 1V-25V)

10 PCS Engraving & Milling CNC Carbide Bit Set (3018 CNC Compatible, 0.8mm - 3.175 mm)

XH-M609 Battery Protection BMS Module (DC 12-36V Lead Acid and Lithium Ion batteries)

HC-12 SI4463 Wireless Serial Module (433 Mhz 1000M Range)

DIY Solar Energy Revolving Bell Kit

Lithium Charger Powerbank Module + Display (5V, 2.4A, Type-C/Micro/Lightning/Usb)

CNC 3018/2418/1610 Z-Axis Milling Platform + Bearing Kit

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

75Pcs Plastic Gear & Pulley Kit

ARM STM8 Development Board STM8S103F3P6 Module

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

Strong Vibration Motor (1.5V-6V)

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

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

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

Magnetic Ferrofluid Plasticine Playdough Clay (Magnetic Putty)

RAMPS PCB CONNECTOR SCREW TYPE

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

Desktop Drawing & Writing CNC Drawbot Machine (AX4 AxiDraw Pen Plotter)

Micro PCB Drill Set (10pc)

PWM DC Motor Speed Controller With Display (6-30V, 8A)

EL Wire 3m Flexible - Green