5 in 1 Digital Water Quality Tester TDS EC ORP Temperature PH Meter Portable PH Test Pen for Pools Drinking Water Aquariums

OLED 2.4" 2.42 Inch 128x64 LCD Display SSD1309 12864 4 Pin IIC I2C SPI Serial Interface

ESP32 Arduino LVGL WIFI&Bluetooth Development Board 2.8 " 240*320 Smart Display Screen 2.8inch LCD TFT Module With Touch WROOM

ESP32 Development Board ESP32-2432S028R WiFi Bluetooth 2.8 Inch 240X320 Smart Display TFT Module Touch Screen for Arduino

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Electronic Components Kit 830 Connect Points Breadboard Cable Resistor Applicable For UNO R3

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7 Inch Raspberry Pi 4/3/2/B/B+/A+ Monitor 1024x600 IPS 5-Points Capacitive Touchscreen Drive Free HDMI Display For Win 7/8/10

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

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1800W 40A DC-DC Boost Converter Step Up Power Supply Module 10-60V To 12-90V Adjustable Voltage Charger

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New 4 Channel Battery Capacity Tester Type-C LCD Display Battery Capacity Tester 18650 MAh Battery Internal Resistance Tester

400PCS SMD Aluminu Electrolytic Capacitor Kit condensadores electrolíticos 1uF~1000uF 6.3V-50V 24 Values with box kit

Starter Kit for Arduino Uno R3 - Uno R3 Breadboard and holder Step Motor / Servo /1602 LCD / jumper Wire/ UNO R3

RFID Upgrade Kit 4X4 Kit Development Board with Membrane Button Kit For R3 Kit Breadboard/stepper motor/servo/1602 LCD/SG90

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ESP32 for Arduino LVGL WIFI&Bluetooth Development Board 2.8 " 240*320 Smart Display Screen 2.8inch LCD TFT Module With Touch

TENSTAR SCD40 SCD41 Gas Sensor Module 2.4-5.5V Detects CO2 Carbon Dioxide Temperature and Humidity Sensor I2C Communication

Electronic DIY Kit ESP32 ESP-32S WIFI Module Starter Kit for ESP32 WIFI Development Board ESP32 Module Kit Relay Display Sensor

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1-10PCS RP2040-Zero RP2040 for Raspberry Pi Microcontroller PICO Development Board Dual-core Cortex M0+ Processor 2MB Flash

ESP32 MCU 2.8 Inch Smart Display for Arduino LVGL WIFI Bluetooth Touch WROOM 240*320 Screen LCD TFT Module with Free Tutorials

TENSTAR T-Display ESP32-D0WD CH9102 Chip 16MB WiFi And Bluetooth-Compatible Module Development Board 1.14 Inch LCD Control