The DM74LS47A / 7447 IC is a BCD to 7-segment decoder/driver in a DIP-16 package. It converts 4-bit binary-coded decimal inputs into outputs that drive common anode 7-segment displays. Widely used in digital clocks, counters, and calculators.
DT15 Perforated Tweezer is an anti-static, corrosion-resistant, stainless-steel precision tweezer with a perforated ergonomic handle for enhanced grip and comfort. Designed for delicate electronics, SMD soldering, and microcomponent handling.
The EMAX BLHeli 40A ESC is a high-performance brushless speed controller designed for multirotors and RC drones. It supports 2S–6S LiPo batteries and comes pre-flashed with BLHeli firmware, enabling ultra-smooth throttle response, programmable features, and rapid motor sync. Ideal for medium to heavy-lift drones, racing quadcopters, and DIY UAV builds.
The EMAX ESC 50A 2S–6S Brushless Speed Controller is a high-performance electronic speed controller engineered for multirotor drones and high-thrust UAV applications. Supporting 2S to 6S LiPo batteries, it delivers smooth throttle response, BLHeli firmware compatibility, and robust heat dissipation. Ideal for quadcopters, hexacopters, and brushless drones requiring precision control and stability.
ESP Wroom 32 38 Pin Development Board is a powerful and compact module featuring dual-core Tensilica LX6 MCU, integrated 2.4GHz WiFi and Bluetooth (BLE). With a wide input voltage range (5–12V) and 38 GPIO pins, it supports PWM, ADC, I2C, UART, and SPI, making it ideal for IoT projects, wireless communication, and Arduino-compatible development.
The ESP32 38-Pin Development Board features a dual-core 240MHz processor, integrated WiFi & Bluetooth (BLE 4.2), and 38 GPIO pins supporting PWM, ADC, SPI, I2C, UART, and more. Ideal for IoT development, home automation, wireless communication, and Arduino-compatible embedded systems.
The ESP32-CAM-MB module can operate independently as the smallest system. A new WiFi + Bluetooth dual-mode development board based on ESP32 design, using built-in PCB antenna, with 2 high-performance 32-bit LX6CPUs, using 7-level pipeline architecture, main frequency adjustment range from 80MHz to 240Mhz. Ultra-low power consumption, deep sleep current is as low as 6mA. It is an ultra-small Wi-Fi + BT / BLE SoC module. ESP32-CAM-MB adopts a Micro USB interface, a convenient and reliable convenient connection method to be applied to various terminal IoT hardware.
The ESP8266 1S Breakout Adapter is designed to simplify the development and testing of ESP-01/ESP-01S WiFi modules. It features an 8-pin header, 2.54mm standard pitch, and clearly labeled pins (TX, RX, GND, VCC, etc.), making it easy to integrate with Arduino, ESP8266, and NodeMCU platforms. Ideal for IoT projects, DIY smart devices, and embedded systems development. Provides reliable connections and eliminates complex wiring.
The Lolin NodeMCU V3 ESP8266 WiFi Development Board is a powerful and beginner-friendly microcontroller for IoT and smart home automation projects. It features the CH340 USB to serial chip, ESP8266EX SoC, and supports Arduino IDE, MicroPython, and Lua. Operates at 3.3V logic, with a 5V USB power supply, and supports WiFi 802.11 b/g/n, making it ideal for wireless applications. Perfect for makers, hobbyists, and students exploring IoT, automation, and embedded systems.