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

Arduino UNO R3

Mini Breadboard (400 Tie-Points)

JoyStick Module KY-023 (Arduino)

Breadboard (830 Tie-Points)

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

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

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)

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

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

TTP229 16-Key Digital Capacitive Switch Touch Sensor Module

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

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

4-Digit 7-Segment Display Module (TM1637)

Snow & Rain Detection Sensor Module

Electret Microphone Amplifier GY-MAX4466 Module

USB Power Supply 18650 Lithium 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)

12V Electric Solenoid Valve

IR Receiver & Flame Detection Module (KY-026)

ADXL345 3-Axis Accelerometer Module

6V 30RPM Gear Reduction DC Motor

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

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

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

Arduino Pro Mini Atmega328 (3.3V)

Temperature Sensor Module (KY-001 3pin DS18B20)

ARM STM8 Development Board STM8S103F3P6 Module

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

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

4x4 Matrix (16 Key) Membrane Keypad

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

A4988 STEPPER MOTOR DRIVER (RAMPS)

Serial Wireless WIFI Module (ESP8266 )

SG90_9G Servo Motor (1.5Kg.Cm)

MQ-7 Carbon Monoxide (CO) Gas Sensor Module

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

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

Flexible Aluminium Coupling (5mmx5mm)

MQ-2 Smoke/Liquefied-Flammable Gas Sensor Module

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

Nema 17 Stepper Motor (17HS2408)

Large Arduino Robot Tank Chassis (Rubber Track)

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

LM7805 5V Voltage Regulator Module

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

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

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

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

Double Sided Prototype PCB Universal Printed Circuit Board 2x8cm

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

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

MOSFET Relay Module (0-24V Mosfet IRF520)

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

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

Strong Vibration Motor (1.5V-6V)

Leobot DIY Robotic Claw Module (with MG90 Servo)

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

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

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)

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

Piezo Disc Element (50mm)

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

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

Photodiode BPW34

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

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

KY-018 Light Detection Sensor Module (LDR Arduino)

Universal IR Infrared Sensor Receiver Module (KY-022)

Shock Vibration Switch Module (KY-002)

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

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

SN75441 IC (Quad HALF-H Driver DIP16)

3-Axis High Precision Compass Magnometer Module (AK8975)

ATMEGA2560-16au

Hinged Roller Limit Switch ( 1A, 125VAc)

32.768KHz Quarts Crystal Passive Oscillator

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

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)

Alien Clapton Coil Heating Wire (Premade Coil)

Turtle Robot Arduino Starter Kit

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

12V 600RPM Gear Reduction DC Motor

USBTiny ISP AVR Arduino Boatload Programmer

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

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

Five Direction (5D) Game Joystick Button Module

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

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

NodeMCU Lua WIFI ESP8266 Microcontroller

Laser Receiver Module

Leobot 3D Printing Service

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

20 Key Membrane Matrix Array Keypad 4x5

High-quality WT588D-16p Voice/Audio Module

KUNHEWUHUA UV Exposure Unit (48W, 260x210mm)

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

22uH Toroid Core Inductor (B02, 3A)

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

PCB Thermal Transfer Paper A4

Voice & Sound Detection Module

Multi-functional Arduino Learning Shield

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

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

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

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

MP3 Player Module (DFPlayer Mini)

LCD Adapter Plate I2C (LCD1602)

TOP255PN Top Switch Offline (DIP-7)

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

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

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

433MHZ Helical Antenna

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

5 Way Flame/Heat Sensor Module

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

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

1-Key RED Membrane Button Switch

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

5mm RGB LED Module (KY-016 FZ0455)

Double 10K Ohm Sliding Row Linear Potentiometer Mixer Module

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

18mm Magnetic Induction Heating Coil

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

RC Car Wheel (68mm Diameter)

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

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

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

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

FM Stereo Radio Module RDA5807M Wireless Module

TMS4464-10NL (DIP-18, RAM)

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

LED 5mm - Red

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

L293NE Quad Half-H Driver IC (Motor Driver)

L7805CV To-220 (Linear Voltage Regulator)

Leobot RC Car Wheel

M3*20 Standoff Hex Spacer (Brass, Female)

Double Sided Prototype PCB Universal Printed Circuit Board 3x7cm

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

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

10UH Power Inductor

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

LED 5mm - Ultraviolet 390NM Clear Lens

1x2 Membrane Matrix Array Plus & Minus Keypad

BLACK 12mm/3A Waterproof Momentary Push Button Switch

Infrared (IR) Transmitter Module

LED 3mm - Green

5mm 4 Pin RGB Tri-color LED

8X Optical Magnifier with LED backlight

LED 5mm - Green

LilyPad 328 Main Board (ATmega328P 16M)

NRF24L01 2.4GHz Wireless Transceiver Module

0.4MM E3D NOZZLE (1.75MM FILAMENT)

8-in-1 Precision Multi-Tool Screwdriver Pen

Mini SIM800L GPRS GSM Module (MicroSIM)

Analogue Ammeter (0-5A Panel Meter)

GREEN 12mm/3A Waterproof Momentary Push Button Switch

CD4017BE (Decade Counter)

0.6MM E3D VMA NOZZLE (1.75MM FILAMENT)

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

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

RAMPS 1.4 ARDUINO SHIELD

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

AAA BATTERY HOLDER - TWO SLOT

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

LED 10mm - Yellow

Insect Robot Kit (Arduino Nano Kit)

RGB LED 10MM (Common Cathode)

Flexible Plum Clamp Coupler D30 (14x14 Nema34 Shaft)

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)

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

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

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

RFID Keyring Tag (13.56MHz)

Magnetic Ferrofluid Plasticine Playdough Clay (Magnetic Putty)