• Built-in CP2102 USB to serial converter for easy connectivity
• Supports multiple operating modes: STA, AP, STA+AP
• Integrated TCP/IP protocol stack with support for up to 5 TCP clients
• Supports various functions: GPIO, PWM, I2C, ADC

• Dot Laser for precise applications
• Low Power Consumption at 5mW
• Compact Design with a 6mm OD for easy integration
• Stable Operation at a 650nm wavelength

• Supports FAT file system SD carrier
• Supports playing of 4Bit ADCPM format files
• Recognize the voice files automatically
• Support microprocessor and key control

• 16 RGB full-color LEDs built into each chip.
• WS2812 chips provide smooth color transitions.
• Supports Arduino microcontroller platforms.
• Digital input for precise control.

• Dual Output Voltages: 5.0V and 3.3V
• Input: Can be powered via DC wall wart or USB port
• Voltage Selection: 2-pin shunt jumper for output voltage selection
• Independent Control: Each rail can be

• Converts SOP28, SOIC28, and SO28 to DIP28 format
• 1.27mm pin pitch for compatibility with various ICs
• 28-pin socket for versatile use
• Suitable for testing and programming ICs

• PWM Control: Uses Pulse Width Modulation (PWM) to control the speed of a DC motor, offering smooth and precise speed adjustments.
• LED Display: Features a large 0.56 inch, 3-number LED display that shows the speed percentage from 0% to 100%, making it easy to monitor the motor speed under various conditions.
• Adjustable Speed Range: Speed can be adjusted from 0% to 100%, suitable for DC motors or DC loads with a current draw of less than 5A.
• Push Button: Incorporates a push button that can switch the controller between on and off states.

Discover the Arduino Uno R3 with SMD Atmega328 IC, a versatile microcontroller board designed for various electronic projects in Bangladesh. Operating at 5V with a recommended input voltage of 7-12V, it features 14 digital I/O pins, 6 PWM outputs, and 6 analog inputs, making it perfect for DIY electronics and prototyping.

• Weekly programmable digital timer with LCD display
• Supports up to 34 on/off programs with a minimum interval of 1 minute
• High load capacity of 16A (250V AC) / 20A (30V DC)
• 60-day power reserve to maintain memory during power loss

• Brand New and High Quality
• Resolution: 128x64
• Display Area: 29.42 x 14.7mm (1.16" x 0.58")
• Operating Voltage: 3.3V to 5V

• 12-bit Resolution: Provides high precision for analog-to-digital conversion.
• I2C Interface: Simple and efficient communication with microcontrollers.
• Multiple Input Channels: Supports 4 Single-Ended or 2 Differential Inputs, allowing versatile sensor connections.
• Adjustable Gain: Programmable Gain Amplifier with multiple input voltage ranges for flexible use.

• Powerful Performance: Quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz.
• High-Speed Memory: 4GB LPDDR4-3200 SDRAM for smooth multitasking.
• Versatile Connectivity: Dual micro-HDMI, Gigabit Ethernet, USB 3.0, and 802.11ac Wi-Fi.
• Expandable Storage: Micro-SD card slot for OS and data storage.

• Model Number: WiFi-R3-AT328-ESP8266-32MB-CH340G
• Microcontroller (MCU): ATmega328P
• WiFi Module: ESP8266 (32Mb memory)
• USB Converter: CH340G

• Input Voltage: DC 7V - 24V.
• Output Voltage: DC 5V.
• Output Current: 3A (Max).
• High Efficiency: 96% maximum conversion efficiency.

• Automatic Control: Fully automated water level management for pumps.
• High Output Capacity: Equipped with a 10A relay for reliable performance.
• Compact Design: Small size for easy installation in tight spaces.
• Durable Build: Supports AC/DC 12V input for versatile use.

• 17mm diameter for compact design
• 5V 3Bit WS2812 RGB LED technology
• 5050 RGB LED for vibrant color output
• Round shape ideal for decorative lighting