Mini Breadboard - 170 Tie-Points, 35*47*8.5mm

Arduino UNO R3

JoyStick Module KY-023 (Arduino)

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

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

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

75Pcs Plastic Gear & Pulley Kit

Arduino Nano V3 (CH340)

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

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

HY-SRF05 Ultrasonic Distance Measuring Sensor Module

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

HC-SR04 Ultrasonic Distance Measuring Sensor Module

Infrared (IR) Wireless Remote Control Module HX1838

TTP229 16-Key Digital Capacitive Switch Touch Sensor Module

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

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

Snow & Rain Detection Sensor Module

4-Digit 7-Segment Display Module (TM1637)

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

Electret Microphone Amplifier GY-MAX4466 Module

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

LCD Screen & Keypad Arduino Shield (LCD1602)

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

IR Receiver & Flame Detection Module (KY-026)

12V Electric Solenoid Valve

ADXL345 3-Axis Accelerometer Module

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

6V 30RPM Gear Reduction DC Motor

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

ARM STM8 Development Board STM8S103F3P6 Module

Arduino Pro Mini Atmega328 (3.3V)

Temperature Sensor Module (KY-001 3pin DS18B20)

4x4 Matrix (16 Key) Membrane Keypad

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

A4988 STEPPER MOTOR DRIVER (RAMPS)

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

MQ-7 Carbon Monoxide (CO) Gas Sensor Module

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

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

RFID Keyring Tag (13.56MHz)

Flexible Aluminium Coupling (5mmx5mm)

Nema 17 Stepper Motor (17HS2408)

12V Solenoid (JF-0826B, Electromagnet)

MQ-2 Smoke/Liquefied-Flammable Gas Sensor Module

LM7805 5V Voltage Regulator Module

Large Arduino Robot Tank Chassis (Rubber Track)

Double Sided Prototype PCB Universal Printed Circuit Board 2x8cm

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

MOSFET Relay Module (0-24V Mosfet IRF520)

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

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

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

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

Leobot DIY Robotic Claw Module (with MG90 Servo)

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

Arduino Robot Tank Chassis (Plastic Track)

Strong Vibration Motor (1.5V-6V)

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)

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

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

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

Piezo Disc Element (50mm)

KY-018 Light Detection Sensor Module (LDR Arduino)

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

Photodiode BPW34

Uxcell Nichrome 80 Heater Wire (0.5mm x 750cm | 24AWG)

Universal IR Infrared Sensor Receiver Module (KY-022)

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

Shock Vibration Switch Module (KY-002)

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

SN75441 IC (Quad HALF-H Driver DIP16)

3-Axis High Precision Compass Magnometer Module (AK8975)

4WD RC Smart Car Chassis for Arduino

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)

Hinged Roller Limit Switch ( 1A, 125VAc)

ATMEGA2560-16au

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

Alien Clapton Coil Heating Wire (Premade Coil)

32.768KHz Quarts Crystal Passive Oscillator

Turtle Robot Arduino Starter Kit

USBTiny ISP AVR Arduino Boatload Programmer

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

Five Direction (5D) Game Joystick Button Module

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

20 Key Membrane Matrix Array Keypad 4x5

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

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

High-quality WT588D-16p Voice/Audio Module

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

12V 600RPM Gear Reduction DC Motor

Laser Receiver Module

KUNHEWUHUA UV Exposure Unit (48W, 260x210mm)

22uH Toroid Core Inductor (B02, 3A)

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

4x3 Matrix (12 Key) Membrane Keypad

Voice & Sound Detection Module

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

Multi-functional Arduino Learning Shield

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

LCD Adapter Plate I2C (LCD1602)

TOP255PN Top Switch Offline (DIP-7)

PCB Thermal Transfer Paper A4

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

Leobot 3D Printing Service

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

MP3 Player Module (DFPlayer Mini)

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

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

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

5 Way Flame/Heat Sensor Module

433MHZ Helical Antenna

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

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

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

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

5mm RGB LED Module (KY-016 FZ0455)

Double 10K Ohm Sliding Row Linear Potentiometer Mixer Module

1-Key RED Membrane Button Switch

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

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

18mm Magnetic Induction Heating Coil

RC Car Wheel

Aluminum Robot Claw (MG90/SG90 Servo Compatible)

TMS4464-10NL (DIP-18, RAM)

LED 5mm - Red

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

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

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

FM Stereo Radio Module RDA5807M Wireless Module

L293NE Quad Half-H Driver IC (Motor Driver)

Leobot RC Car Wheel

M3*20 Standoff Hex Spacer (Brass, Female)

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

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

Double Sided Prototype PCB Universal Printed Circuit Board 3x7cm

10UH Power Inductor

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

L7805CV To-220 (Linear Voltage Regulator)

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

Piezo Disc Element (15mm)

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

Single Row 40 Pin Male 2.54 Breakable Pin Header Connector Strip

1x2 Membrane Matrix Array Plus & Minus Keypad

LED 5mm - Ultraviolet 390NM Clear Lens

BLACK 12mm/3A Waterproof Momentary Push Button Switch

LED 3mm - Green

5mm 4 Pin RGB Tri-color LED

Infrared (IR) Transmitter Module

LilyPad 328 Main Board (ATmega328P 16M)

LED 5mm - Green

NRF24L01 2.4GHz Wireless Transceiver Module

8X Optical Magnifier with LED backlight

0.4MM E3D NOZZLE (1.75MM FILAMENT)

8-in-1 Precision Multi-Tool Screwdriver Pen

0.6MM E3D VMA NOZZLE (1.75MM FILAMENT)

Mini SIM800L GPRS GSM Module (MicroSIM)

Analogue Ammeter (0-5A Panel Meter)

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

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

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

RAMPS 1.4 ARDUINO SHIELD

Magnetic Ferrofluid Plasticine Playdough Clay (Magnetic Putty)

RAMPS PCB CONNECTOR SCREW TYPE

IR Infrared Receiver Module

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

TMC2208 Stepper Motor Driver

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

Immersible Throw-In Pressure Sensor

LED 10mm - Yellow

AAA BATTERY HOLDER - TWO SLOT

Insect Robot Kit (Arduino Nano Kit)

Flexible Plum Clamp Coupler D30 (14x14 Nema34 Shaft)

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