Electrical Items, 329 page

Niigata Seiki Made In Japan Polyurethane Tube Yellow 4mm X 20m UB0425-20-Y

Niigata Seiki Made In Japan Polyurethane Tube Green 6mm X 20m UB0640-20-G

Niigata Seiki Made In Japan Polyurethane Tube Black 6mm X 20m UB0640-20-B

Niigata Seiki Made In Japan Polyurethane Tube Black 4mm X 20m UB0425-20-B

1Pc Din Rail Plc Junction Box Plastic Electronics Box Project Case 4Colors 88X37X59Mm 35-Rail Mounting Instrument Housing

10Pcs 12X12Mm Flashlight Button Switch 3 Legged Vertical Straight Insertion Two On And One Off Black Button Switch

Mini Quick Terminal Block Splicing Terminal Blocks New Wire Connector

Multi-function Mini EDC LED Flashlight Portable Keychain Light MagneticTorch USB Rechargeable Uv Lamp Emergency Camping Lantern

Outdoor Monocrystalline 50W Semi-flexible Solar Panel Solar Power Generation Panel Photovoltaic Module

Solar Panel 50W/100W Monocrystalline Flexible Solar Panel Kit Battery Charger System

LED Full Spectrum Floor and Desktop Plant Growth Light

Wifi ESP8266/ Prototype PCB ESP12F12E/ESP32 Cavity Board/ 5X7 Double Side Tin Plated

ESP32 Development Board Module CH340C Type-C USB Interface WiFi Bluetooth Low Energy Dual Core

5pcs TYPE-C/Micro/MiniUSB 5V1A 18650 For TP4056 Lithium Battery Charger Module Charging Board With Protection Dual Functions 1A

1PCS Screw Shield V2 Stud Terminal Expansion Board (double Support) for Arduino UNO R3

Wemos Esp-02 Motherboard D1 Mini WiFi Module ESP8266+18650 Battery Set

2560 R3 Improved Version CH340G with Data Cable Open Source Development Board

Low Level 5V 1 2 4 8 Channel Solid State Relay Module SSR G3MB-202P 240V 2A Output With Resistive Fuse For Arduino

SCD40 SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity In One Sensor I2C Communication

Multifunctional Aluminum Alloy LED Flashlight Pen with UV Banknote Detector

ESP32 DevKitC WIFI+Bluetooth Development Board Based Equipped with ESP32 WROOM-32D 32U ESP32 WROVER Module IoT NodeMCU-32 TYPE-C

High Precision ADS1256 24 Bit 8 Channel ADC Data Acquisition Board Module AD Collecting Data Acquisition Card

Diymore L298P L298 DC Motor Driver Board for Arduino R3 H-Bridge 2 Way Relay 5V 12V

RP2350 Zero Mini Development Board Microcontroller Development Board for Raspberry Pi RP2350A Dual Core Hazard3 RISC-V Processor

XH-M609 Battery Over Discharge Protection Module, Applicable Range: 12-36 Lithium Battery

BMS 1.5A 3S 4S 5S 6S 7S 8S 14S 17S 21S Li-ion Lifepo4 LTO Lithium Battery Active Equalizer Balancer Board Balance Capacitor

5Pcs 5V To 3.3V DC-DC Step Down Power Supply Buck Module AMS1117 800MA Automatic Adjustable Boost Board Start Limit Voltage

5A DC-DC Step Up Power Module Boost Volt Converter 3.3V-35V To 5V 6V 9V 12V 24V XL6019 Adjustable Output Regulator

High Quality Passive Buzzer Module for Arduino Diy Kit

10pcs 4 Channel IIC I2C Logic Level Converter Bi-Directional Module 5V To 3.3V

AHT10 High Precision Digital Temperature and Humidity Sensor Measurement Module I2C Communication Replace DHT11 SHT20 AM2302

3S 10A 12V Lithium Battery Charger Protection Board For 18650 Li-ion Battery Cell Charging BMS 11.1V 12.6V With Balanced

ESP8266 5V WiFi Relay Module Things Smart Home Remote Control Switch Phone APP ESP-01 Relay Module

1-10pcs LM2596 DC To DC Buck Converter 3.0-40V To 1.5-35V Power Supply Step Down Module

L298 New Dual H Bridge DC Stepper Motor Drive Controller Board Module L298N for Arduino Stepper Motor Smart Car Robot

ESP32 Lite V1.0.0 WiFi Bluetooth Development Board Antenna ESP32 ESP-32 REV1 CH340G MicroPython 4MB Type-C USB for Arduino

3pcs 3S 40A 60A Li-ion Lithium Battery Charger Protection Board 18650 BMS for Motor 11.1V 12.6V/14.8V 16.8V Enhance

5Pcs TXS0108E 8 Channel Logic Level Converter Bi-Directional High Speed Full Duplex Shifter 3.3V 5V for Arduino Raspberry Pi

1-10PCS VL53L0X Time-of-Flight (ToF) Laser Ranging Sensor Breakout 940nm GY-VL53L0XV2 Laser Distance Module I2C IIC with Pin

4S 14.8V / 16.8V 20A Peak Li-ion BMS PCM Battery Protection Board BMS PCM for Lithium LicoO2 Limn2O4 18650 Li Battery

ESP32-C3 Development Board ESP32 C3 SuperMini WiFi Bluetooth For Arduino

OV7670 Camera Module Supports VGA CIF Auto Exposure Control Display Active Size 640X480 for Arduino

ESP32-DevKitC Core Board ESP32 Development Board ESP32-WROOM-32D ESP32-WROOM-32U For Arduino

MAX485 Module RS-485 TTL Turn To RS485 MAX485CSA Converter Module For Arduino Microcontroller MCU Development Accessories

VL53L0X Time-of-Flight (ToF) Laser Ranging Sensor Breakout 940nm GY-VL53L0XV2 Laser Distance Module I2C IIC 25MM*10.7MM

Mini Rechargeable Powerful Sensor Headlamp Fishing Camping USB Head Flashlight COB LED Head Light Torch Headlights Front Lantern MIT

DC 400W 15A Step-up Boost Converter Constant Current Power Supply LED Driver 8.5-50V To 10-60V Voltage Charger Step Up Module

Lithium Li-ion 18650 3.7V 4.2V Battery Charger Board DC-DC Step Up Boost Module TP4056 + MT3608 DIY Kit Parts

PRO Mini Atmega328P-AU 5V/16MHz Development Board Microcontroller Bootloadered with Pin Headers for Arduino

2 Pack 6V 12V 24V 28V 3A 80W 1203BB DC Motor Speed Controller PWM Speed Adjustable Reversible Motor Driver Switch Reversing

10PCS PCF8574 LCD Display Adapter Module IIC I2C LCD1602 2004 IIC Serial Interface Board 5V for Arduino Robort Parts

ESP-WROOM-32 ESP32 ESP-32S Type-C USB Development Board Type-C USB CH340C WiFi+Bluetooth Ultra-Low Power Dual Core ESP32-DevKit

Type-C 15W 3A Fast Charge UPS Power Supply / 18650 Lithium Battery Charger Module DC-DC Step Up Booster Converter 5V 9V 12V

ESP32-CAM WiFi Board ESP32-CAM-MB Micro USB To Serial Port CH340G with OV2640 2MP Camera Module for Arduino IDE Arduino Raspberr

XL4015 5A DC To DC CC CV Lithium Battery Step Down Charging Board Led Power Converter Charger Step Down Module

Pro Micro ATmega32U4 5V/16MHz Type-C/micro Usb Module with Pin Headers Compitable with Arduino

LM2596 LM2596S DC-DC Step Down Variable Volt Regulator Input 3.0-40V Output 1.5-35V Adjustable Buck Converter Electronic Voltage

37 Sensors Assortment Kit 37 Sensors Kit Sensor Starter Kit for Arduino Raspberry Pi Sensor Kit 37 In 1 Robot Projects Starter

Lithium Battery Charger Module Board 5A DC DC CC CV LED Driver Step Down Buck Converter Board Constant Current Voltage XL4015

Pure Sine Wave Inverter Driven Plate EGS002 "EG8010 + IR2110 Driver Module

1-10pcs For NANO 3.0 Controller Terminal Adapter for NANO Terminal Expansion Board for Arduino For Nano Version 3.0 In Stock

DC-DC 5A Digital LED Drive Lithum Battery Charger Module CC/CV USB Step Down Buck Converter With Voltmeter Ammeter

I2C ADS1115 16 Bit ADC 4 Channel Module with Programmable Gain Amplifier RPi Blue / Purple Board

1-10pcs USB-C PD Trigger Board Module PD/QC Decoy Board Fast Charge Type-c To 12v High Speed Charger Power Delivery Boost Module

1-10pcs 3.3V 5V TXS0108E 8 Channel Logic Level Converter Convert TTL Bi-directional Mutual Convert D64 TXS0108 5pcs 10pcs

GY-291 ADXL345 Digital Three 3 Triple Axis Sensor Acceleration Of Gravity Tilt Board For Arduino Module IIC SPI Replace ADXL335

5/10pcs/lot KY-008 650nm Laser Sensor Module 6mm 5V 5mW Red Laser Dot Diode Copper Head for Arduino

1 PCS Pyboard MicroPython Uses Python3 STM32F405 Core Board

XH-A901 NE5532 Tone Board Preamp Pre-amp With Treble Bass Volume Adjustment Pre-amplifier Tone Controller For Amplifier Board

XY6020L 1200W CNC Voltage Regulator Power Supply DC Adjustable Stabilized 20A Constant Voltage Constant Current Step-Down Module

TCRT5000 Infrared Reflective IR Photoelectric Switch Barrier Line Track Sensor Module Blue

1-10pcs IP5328P Charging Po Bidirectional Fast Charge Switch Module of the Mobile Motherboard Power 3.7V Boost 5V9V12V

1-10pcs IIC I2C TWI SPI Serial Interface Board Port 2004 LCD1602 Adapter Plate LCD Adapter Converter Module PCF8574 For Arduino

Openlog Serial Data Logger Open Source Data Recorder Naze32 F3 Blackbox ATmega328 Support Micro SD Module For Arduino

1-10pcs 1.2V 12V 18650 ZB2L3 Li-ion Lithium Battery Capacity Tester+Resistance Lead-acid Battery Capacity Meter Discharge Tester

MAX31855 MAX6675 SPI Type K Thermocouple Temperature Sensor Board Module For Arduino

Type-C PD Decoy Module PD23.0 To DC DC Trigger Extension Cable QC4 Charger 9V 12V 15V 20V PDC004-PD

JDY-31 SPP-C For Bluetooth Serial Pass-through Module Wireless Serial Communication Machine Wireless SPPC Replace HC-05 HC-06

Single Bond Button Bistable Switch Module 2.2-5V 0.5uA Continuous Load 2A Low Power Micro One Key Switch YR-1006

CH9329 Module UART/TTL Serial Port To USB HID Full Keyboard Mouse Driver-free Game Development Box

100W Digital Power Amplifier Board TDA7294 TDA7293 High Power Dual 12-32V Single Channel Audio Amplifier Module for DIY Speaker

3sets 3.3V 5V MB102 Solderless Breadboard Power Supply Module with 9V Battery Clip Power Cable 2.1x 5.5mm Male DC Jack Plug

LM358 Weak Signal Amplifier Voltage Amplifier Secondary Operational Amplifier Module Single Power Signal Collector

CP2112 Debug Board USB To I2C Communication Module for Arduino

PIC ICD2 For PICKit 2 For PICKIT 3 Programming Adapter For PICKIT2 For PICKIT3 Universal Programmer Seat

1-10pcs Normally Closed Type Vibration Sensor Module Alarm Sensor Module Vibration Switch SW-420 for Arduino

FT232RL Serial Port Module USB To TTL Serial Port Small Board 5V 3.3V 1.8V Level Download the Burn Line

Mega2560 Mega 2560 PRO MINI 5V (Embed) CH340G ATmega2560-16AU with Male Pinheaders Compatible for Arduino Mega

ENC28J60 SPI Interface Network Module Ethernet Module (mini Version) for Arduino

1-10pcs AHT10 High Precision Digital Temperature and Humidity Sensor Measurement Module I2C Communication Replace SHT20 AM2302

DC 12V Time Delay Relay Module NE555 Time Relay Shield Timing Relay Timer Control Switch Car Relays Pulse Generation Duty Cycle

1-10pcs Smart Electronics USR-ES1 W5500 Chip New SPI To LAN/ Ethernet Converter TCP/IP Mod

1-10pcs KY-018 3pin Optical Sensitive Resistance Light Detection Photosensitive Sensor Module for Arduino DIY Kit KY018

PAM8406 Digital Amplifier Board With Volume Potentiometer 5Wx2 Stereo

Super Slimly 400 Lumen RechargeableEDC Flashlight Double Light Sources Flashlight for Outdoor Camping Hiking Adventure

Anti Static Grounding Wire with Alligator Clip Claw PVC 1.8M ESD Cord Discharge Band for

Industrial Multimeter LCD Screen Spare Part Electrical Gauge Module Display Replacement

Furnace Blower Circuit Board Parts Air Handler Fan Control Replacement for

Outdoor Solar Fan Lantern Camping Light 4 Modes Multifunctional Lightweight for Men Dad Gift

Petal Shaped Lampshade Chandelier Shade Decoration,Replacement Fabric Table Lamp Cover for

1-10PCS TCA9548A CJMCU- 9548 TCA9548 1-to-8 I2C 8-Way Multi-channel Expansion Board IIC Module Development Board 9548

ICL8038 Multi-Function Low-Frequency Signal Generator Multi-Wave Welding Electronic Circuit Experiment Kit DIY Electronic Kit

1-10pcs ESP32-C3 Development Board ESP32 SuperMini Development Board ESP32 Development Board WiFi Bluetooth

RS-232 RS232 To RS-485 RS485 Interface Serial Adapter Converter NEW

NRF24L01 PA LNA 2.4G Wireless Module 1100-Meter Long-Distance With Antenna

Gsm Module Smallest SIM800L GPRS GSM Module MicroSIM Card Core BOard Quad-band TTL Serial Port For Arduino

Double BTS7960 43A H-bridge High-power Motor Driver Module/ Diy Smart Car Current Diagnostic

5pcs/lot MT3608 2A Max DC-DC Step Up Power Module Booster Power Module For

Seeeduino Seeed Studio XIAO ESP32-C3 WiFi Bluetooth-compatible Mesh 5.0 Development Board Modul 4MB Flash 400KB SRAM For Arduino

MEGA 2560 PRO Embed CH340G/ATMEGA2560-16AU Chip with Male Pinheaders Compatible for Arduino Mega 2560

RFID Starter Kit for Arduino UNO R3 Upgraded Version Learning Suite With Retail Box Electronic DIY KIT

10pcs 1S 3.7V 3A Li-ion BMS PCM Battery Protection Board Pcm for 18650 Lithium Ion Li Battery

Compatible With MEGA2560 Double-side PCB Prototype Screw Terminal Block Shield Board Kit For Arduino Mega 2560 R3

1-10kit SMT SMD Component Welding Practice Board Soldering DIY Kit Resitor Diode Transistor By Start Learning Electronic

XL6009 DC-DC Booster Module Power Supply Output Adjustable Super LM2577 Step-Up

Max98357 I2S 3W Class D Amplifier Breakout Interface Dac Decoder Module Filterless Audio Board For for Raspberry Pi Esp32

DC 3V-5V CJMCU-5351 Si5351A Si5351 I2C Clock Generator Breakout Board Module Signal Generator Clock 8KHz-160MHz For Arduino

ENS160+AHT21 CARBON Dioxide CO2 eCO2 TVOC Air Quality And Temperature And Humidity Sensor Replace CCS811 For Arduino

1pcs L298N Driver Board Module L298 Stepper Motor Smart Car Robot Breadboard Peltier High Power

XH-M602 Digital Control Battery Charging Control Module AC 220V Lithium Storage Battery Charger Control Switch Protection Board

1200W 20A DC Converter Boost Step-up Power Supply Module IN 8-60V OUT 12-83V

Light and LiDAR/VCNL4010 Proximity/Light Sensor 3.3V To 5V

GY-NEO6MV2 NEO-6M GPS Module NEO6MV2 with Flight Control EEPROM MWC APM2.5 Large Antenna for Arduino

BMP390 High Precision Atmospheric Pressure Sensor Module I2C SPI Interface Compatible with For Arduino and STM32

ATMEGA328P-PU DIP-28 Domestic Memory Chip For UNO ATMEGA328PB-AU Original

MCU 2112 CP2112 Debugging Board USB To I2C Communication Module

SIM800L GPRS GSM Module Micro SIM Card Core Quad-band TTL Serial Port Antenna PCB Wireless WIFI Board for Arduino Smart Phone

SIM800L V2.0 5V Wireless GSM GPRS MODULE Quad-Band W/ Antenna Cable Cap

AHT10 High Precision Digital Temperature and Humidity Sensor Measurement Module I2C Communication Replace DHT11 SHT20 AM2302

AC To DC Power Conversion Module 1N4007 Full Bridge Rectifier Filter 12V 1A AC DC Converter

TSOP56 TSOP48 To DIP56 Adapter PCB Board for AM29 Series IC 0.5mm 0.65mm Pitch Transfer Board

LOLIN D32 V1.0.0 - Wifi & Bluetooth Board Based ESP-32 Esp32 ESP-WROOM-32 4MB FLASH Arduino MicroPython Compatible

1pcs STM32F103C8T6 TM32F103C6T6 ARM STM32 Minimum System Development Board Module

HXJ8002 Mini Power Amplifier Module Audio Amplifier Module

Power Bank Module Mobile Power Boost DIY 18650 Lithium Battery Digital Display Dual USB Output Charging Board Motherboard

DAPLINK Emulator STM32 Development Debugger SWD/USB Serial Offline Downloader Driverless TypeC

Size 6 AA Battery Case Holder Box For 6pcs Size AA Battery Case Storage Holder With DC2.1 Power Jack For Arduino

Smart Electronics Soil Moisture Hygrometer Detection Humidity Sensor Module For Arduino Development Board DIY Robot Smart Car

ICSH044A Five Key Navigation Key Module for Blackberry Trackball Breakout Board Module 2.5V-5.25V

Smart Electronics Kits NE555+CD4017 Light Water Flowing Light LED Module DIY Kit

3-Piece 3-Meter Reusable Nylon Cable Tie - Durable Cable Organizer for Home and Office Perfect for Computers, TVs, and Data Cables

DC 3.5V-16V KA2284 Power Audio Voltage Level Indicator Battery Capacity Indicator Red Green LED for Voltmeter Volume VU Meter

CD74HC4067 16-Channel Digital Multiplexer Breakout Board Module

HC-06 HC-05 Bluetooth Serial Pass-through Module Wireless Serial Communication from Machine Wireless HC06 Bluetooth Module

I2C Wii WiiChuck Nunchuck Adapter Shield Module Board for

10pcs/lot DC 5V To 3.3V Step-Down Power Supply Module AMS1117-3.3 LDO 800MA

New Version ESP-07 ESP-12E ESP-12F ESP-12S (replace ESP-12) ESP8266 Remote Serial Port WIFI Wireless Module

10PCS IR Infrared Obstacle Avoidance Sensor Module for Arduino Smart Car Robot

Rcwl-1005 10MM Integrated Open Ultrasonic Ranging Module GPIO Serial Port IIC Single Bus

18650 Lithium Battery Digital Display Charging Module 5v2.4a 2A Dual USB Output Band Display Booster Module

I2C IIC 8 Channel Logic Level Converter Module Bi-Directional Module Step Up 3.3V To 5V

XL4015 High Current 5A Constant Voltage Constant Current Step-down Power Supply Module LED Drive Lithium Battery Charging Module

Multi-Function For Nano Shield Expansion Board for Electric DIY SCM - Orange + Black (NANO SHIELD) For Nano 3.0

Best Prices!!! 5PCS/LOT Dc Power Supply Module for Dc Power Adapter Plate

10pcs DC 5V To 3.3V Step-Down Power Supply Module AMS1117-3.3 LDO 800MA

XL6009 Boost Module DC-DC Power Module Outputs an Adjustable LM2577 4A Current

Bluetooth Expansion Shield V03 Compatible with Xbee Bluetooh Bee for Arduin

MAX6675 Type Thermocouple Temperature Sensor Temperature 0-800 Degrees Module

LilyPad LiPower Lithium Battery Boost Power Step Up Battery Module 5V Output

I2C IIC Interface Extension Conversion Expansion Board for Arduino Raspberry PI Microbit

DC-AC Inverter Power Supply 12V Liter 220V Dual-mode 40W Step-up Transformer Step-up Module Inverter Module

5V1A Wireless Power Supply Charging 5W Wireless Charger Transmitter Module

CH582M Development Board Core Board BLE Wireless For Bluetooth Microcontroller Low Energy Bluetooth MCU Dual USB

10pcs RC Airplane Module Mini 360 DC-DC Buck Converter Step Down Module 4.75V-23V To 1V-17V 17x11x3.8mm Mini360 New

ISD1820 Recording Module Voice Module the Voice Board Telediphone Module Board with Microphones

SGP40 Air Quality Sensor Breakthrough - VOC Index For STEMMA QT/For Qwiic

Infrared Transceiver ESP8285 Wireless WIFI Transceiver Module Remote Control Switch Module Development Learning Board

LoRa Module SX1278 Ai-Thinker 433M Wireless Spread Spectrum Transmission Ra-01 DIY Kit for Smart Meter Reading

Four-way 5V Relay Expansion Board Relay Shield V1.3

Liquid Level Sensor Water Level Switch Sensor Module 5V High Control Accuracy

120603 Push Button Switch for MG10-355S Cutting Maching and 5135 Steel Machine

250V NAC3FCA NAC3FCB AC Male Plug 3 PIN Stage Light LED Power Cable Plug Stage Light LED Screen

9 Colors Lighting Fixtures Nordic Style Indoor Lighting Lamp Shade Cloth Lampshade Floor Lamp

Electrical Projects Electric Fish Clip Wire Crocodile Clip Test Clips Testing Clamps Alligator Clip

3-18W Power Supply Drivers 60mA 90mA 110mA Electronic Convertor LED Lamps Driver LED Light DIY

Finial Top Light Bulb Clip Supporting Lampshade Levellers New Lamp Accessories Fixed Lamp

250V Bakelite E27 Bulb Base with Pull Switch Bulb Socket Useful Lamp Holder Pendant Lamp

3Pin Music Led Controller 17Keys Mini RF Remote Controller for WS2812B WS2811 5050

G4 Socket Plug Bulb Base Wire Connector Lamp Socket High Quality Lamp Holder for Halogen Lamp

Flame Retardant E27 Lamp Holder Screw Fitting Socket Plug LED Light Bulb Holder Home

2pair 27Mhz RC Transmitter Board Circuit Board Receiver Board Distance Transmitter Toy Car

Pinecone Camping Light Four-speed Dimming Long Range Retro Portable Chandelier Outdoor Emergency Waterproof Tent Camping Light

European Standard Wall Power Socket Panel Round Hole Panel Socket

Multi Functional Outdoor Portable Portable Camping Camping Light

1PCS ALPHA 16 Single Three-legged A20K A50K Speaker Power Amplifier Volume Potentiometer Shaft Length 15MM

1PCS ESP8266 ESP-01/ESP-01S WIFI Module Adapter Download Debug FOR ST-Link Kit IDE USB To ESP8266 ESP-01s DIY Kit for Arduino

1PCS VHM-314 Bluetooth Decoder Board MP3 Lossless Car Speaker Power Amplifier Modified Bluetooth 4.1/5.0 Circuit Board

1PCS 2Cells / Single Lithium Ion Battery Charger Module 1-2A PCB 18650 TP5100 4.2V 8.4V

Solar Panel Solar Cell Battery Charge Controller Switch Board Inverter Circuit Control Board Diy Kit

EZP High Speed USB SPI Programmer + 7 Adapter Better Than EZP2013 EZP2010 2011Support 24 25 26 93 EEPROM 25 Flash Bios

DC 9V 12V 24V 36V 48V 72V 84V 120V To 5V 12V 3A Step Down Module Power Supply DC DC Converter Non-isolated Buck Converter

1-10pcs BMI160 Latest Stance Accelerometer Gyroscope Module 6 Dof Inertial Measurement Sensors

1-5pcs INA226 CJMCU-226 IIC I2C Interface Bi-Directional Current Power Monitoring Sensor Module For Arduino

ESP32/ESP-32S Development Board NodeMCU-32S CH340 MICRO USB WiFi+For Bluetooth UltraLow Power Consumption Dual Core ESP32-WROOM

NE555 CD4017 IC LED DIY Electronic Lights Kit Red Blue Dual-Color DIY Kit Strobe Electronic Suit Flashing Lights Components

2pcs/1pc ADUM3160 USB Power Isolation Board Digital Signal Audio Isolator Module 1500V Isolation Voltage Compatible with USB2.0

5pcs/1pc HC-12 SI4463 433Mhz Wifi Wireless Serial Port Module HC12 1KM 1000m 433MHz Receiving and Transmitting Board PCB

LM2596 DC DC Step Down Converter Voltage Regulator LED Display Voltmeter 4.0~40 To 1.3-37V Buck Adapter Adjustable Power Supply

Bluetooth 5.0 Decoder Board Audio Receiver BT5.0 PRO MP3 Lossless Player Wireless Stereo Music Amplifier Module With Case

TTL Turn RS485 Module 485 To Serial UART Level Mutual Conversion Hardware Automatic Flow Control