The CD4028BE is a versatile BCD to decimal decoder IC that converts 4-bit binary-coded decimal (BCD) inputs into ten mutually exclusive decimal outputs, ideal for digital displays and data routing applications.
The CD4070BE is a quad 2-input exclusive OR (XOR) gate IC in a standard DIP-14 package. Operating on CMOS technology, it’s widely used in digital logic circuits, arithmetic operations, and signal processing systems.
The D1 Mini WiFi Development Board is a compact, ESP8266-based microcontroller perfect for IoT, automation, and smart projects. It features built-in WiFi 802.11 b/g/n, operates at 3.3V, and is powered via Micro-USB (5V input). With 11 digital I/O pins, analog input, and full support for Arduino IDE, it’s ideal for wireless control systems, home automation, and sensor-based projects.
Small in size but big in performance, it supports OTA (Over-the-Air) programming, and is fully compatible with NodeMCU, MicroPython, and other open-source platforms.
The ESP8266-12E WiFi Module is a powerful and compact wireless transceiver, ideal for IoT and automation projects. Powered by the ESP8266EX SoC, it features 2MB external flash memory, enhanced PCB antenna, and full support for 802.11 b/g/n WiFi protocols. With 16 GPIOs, UART/SPI/I2C interfaces, and low power consumption, this module integrates smoothly into Arduino, ESPHome, and NodeMCU projects. A robust choice for smart systems, wireless controllers, and cloud-based automation.
TTGO T-Call V1.4 ESP32 SIM800L GSM Module
Transform your projects with the TTGO T-Call V1.4, a powerful ESP32-based GSM module that combines robust connectivity and versatile functionality. Ideal for IoT applications, this module integrates a SIM800L GSM/GPRS module with the ESP32 microcontroller, enabling seamless communication and data transfer.
The Wemos D1 R1 is an Arduino UNO-style development board powered by the ESP8266 WiFi module, offering built-in 2.4GHz WiFi, digital I/O pins, and USB programming.
Operating Voltage: 3.3V (Logic), 5V input via USB
Compatible with Arduino IDE, NodeMCU firmware
Ideal for IoT projects, smart home automation, and wireless sensor networks
Compact, affordable, and perfect for students, makers, and hobbyists