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ESP-8266 (CH340) NodeMCU Lua V3
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ESP-8266 (CH340) NodeMCU Lua V3

390.00৳  Add to cart
  • Product Name: ESP-8266 (CH340) NodeMCU Lua V3
  • Wi-Fi Module: Built-in ESP8266
  • Power Supply: 4.5V ~ 9V (USB-powered)
  • Communication: UART/GPIO interface
  • Flash Size: 4MB
  • Availability: Available at Circuit City BD
ESP-32 NodeMCU 30Pin
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ESP-32 NodeMCU 30Pin

410.00৳  Add to cart
  • ESP-32 NodeMCU 30Pin
  • Dual-core WiFi + Bluetooth microcontroller
  • Supports UART, GPIO, ADC, DAC, PWM, I2C, and I2S interfaces
  • Built-in 32Mbit flash memory for enhanced performance
  • Available now at Circuit City BD
Active Speaker Buzzer Module for Arduino 5V
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Active Speaker Buzzer Module for Arduino 5V

60.00৳  Add to cart
  • Operating Voltage: 1.5V - 15V DC
  • Tone Generation Range: 1.5 kHz - 2.5 kHz
  • Current Consumption: Less than 25mA
  • Application: Alarms, Timers, Notifications, Sound Alerts
  • Availability: Available at Circuit City BD
ESP-32 NodeMCU 30Pin Type-C
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ESP-32 NodeMCU 30Pin Type-C

450.00৳  Add to cart
  • Product Name: ESP-32 NodeMCU 30Pin Type-C
  • Wi-Fi Module: ESP-WROOM-32s with IEEE 802.11 b/g/n
  • Built-in Flash: 32Mbit
  • Interfaces: UART, GPIO, ADC, DAC, SDIO, PWM, I2C, I2S
  • Logic Level: 3.3V
  • Power Supply: 5V
  • Availability: Available at Circuit City BD
Arduino Uno R3 SMD
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Arduino Uno R3 SMD

570.00৳  Add to cart
  • Microcontroller: ATmega328 (SMD) with CH340G interface.
  • Operating Voltage: Works at 5V.
  • Input Voltage (Recommended): Accepts 7–12V as input.
  • Input Voltage (Limit): Operates within 6–20V safely.
  • Digital I/O Pins: Includes 14 pins, 6 of which support PWM output.
  • Analog Input Pins: Features 6 analog input pins.
  • Flash Memory: 32 KB (0.5 KB used by bootloader).
  • Clock Speed: Runs at 16 MHz.
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Sonoff Basic R2 – WiFi Wireless Smart Switch
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Sonoff Basic R2 – WiFi Wireless Smart Switch

720.00৳  Add to cart
  • Product Name: Sonoff Basic R2 - WiFi Wireless Smart Switch
  • Smart Home Integration: Works with Amazon Alexa, Google Assistant, and Nest
  • Remote Control: Turn appliances on/off via the eWeLink app
  • Timer Functions: Supports countdown, scheduled, and loop timers
  • Connectivity: 802.11 b/g/n Wi-Fi, WPA-PSK/WPA2-PSK security
  • Power Rating: 90-250V AC, 10A max current, 2200W max load
  • Applications: Home automation, smart lighting, appliance control
  • Availability: Available at Circuit City BD
ESP8266 (ESP-01) Serial WiFi Wireless Transceiver Module
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ESP8266 (ESP-01) Serial WiFi Wireless Transceiver Module

170.00৳  Add to cart
  • Product Name: ESP8266 (ESP-01) Serial WiFi Wireless Transceiver Module
  • Wi-Fi Standard: 802.11 b/g/n
  • Flash Memory: 1MB
  • Processor: 32-bit CPU with TCP/IP stack
  • Power Efficiency: Standby power <1.0mW (DTIM3)
  • Interfaces: UART, SPI, SDIO 1.1/2.0
  • Applications: IoT, home automation, wireless sensor networks
  • Availability: Available at Circuit City BD
SIM800L GPRS GSM Breakout Module
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SIM800L GPRS GSM Breakout Module

370.00৳  Add to cart
  • Product Name: SIM800L GPRS GSM Breakout Module
  • Operating Voltage: 3.7V - 4.2V
  • Peak Current: 2A
  • Network Support: Quad-band GSM/GPRS (850/900/1800/1900 MHz)
  • Connectivity: SMS, Call, GPRS, TCP/IP
  • Antenna: Includes PCB antenna and wire antenna
  • Applications: IoT, GSM-based automation, remote control, security systems
  • Availability: Available at Circuit City BD
ESP-8266 NodeMCU OLED Module
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ESP-8266 NodeMCU OLED Module

1,250.00৳  Add to cart
  • Product Name: ESP-8266 NodeMCU OLED Module
  • Display: Integrated 0.96″ OLED
  • Power Supply: 5V via Micro USB
  • Compatibility: Arduino & NodeMCU (Lua for ESP8266)
  • Connection: Micro USB
  • Availability: Available at Circuit City BD
ESP-8266 NodeMCU Lua V3
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ESP-8266 NodeMCU Lua V3

650.00৳  Add to cart
  • Product Name: ESP-8266 NodeMCU Lua V3
  • Wi-Fi Module: Built-in ESP-12E
  • Power Supply: 5V (via micro USB)
  • Communication: GPIO, PWM, I2C, ADC, UART, SPI
  • Flash Size: 4MB
  • Availability: Available at Circuit City BD
ESP-32 Camera Module OV2640
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ESP-32 Camera Module OV2640

850.00৳  Add to cart
  • Product Name: ESP-32 Camera Module OV2640
  • Wi-Fi Module: ESP32-S with 802.11 b/g/n and Bluetooth 4.2 LE
  • Camera Module: OV2640 (2MP)
  • Storage: Micro SD card slot (Supports up to 4GB)
  • Interfaces: UART, SPI, I2C, PWM, ADC, DAC
  • Availability: Available at Circuit City BD
ESP-32 (CH340C Version) NodeMCU 38 Pin
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ESP-32 (CH340C Version) NodeMCU 38 Pin

580.00৳  Add to cart
  • ESP-32 (CH340C Version) NodeMCU 38 Pin
  • Built-in WiFi + Bluetooth connectivity
  • USB CH340 chipset for easy programming
  • Supports multiple peripheral interfaces
  • Available now at Circuit City BD
ESP-32 (WROOM) NodeMCU 38 Pin
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ESP-32 (WROOM) NodeMCU 38 Pin

690.00৳  Add to cart
  • 2.4GHz Dual-Mode WiFi + Bluetooth Development Board
  • Ultra-Low power consumption with IDE compatibility
  • High-performance microcontroller for IoT applications
  • Available now at Circuit City BD
Arduino Leonardo R3
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Arduino Leonardo R3

790.00৳  Add to cart
  • Microcontroller: ATmega32U4
  • Operating Voltage: 5V
  • Input Voltage (Recommended): 7-12V
  • Digital I/O Pins: 20
  • PWM Channels: 7
  • Analog Input Channels: 12
  • SRAM: 2.5 KB
  • EEPROM: 1 KB
  • Clock Speed: 16 MHz
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Arduino Due
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Arduino Due

3,240.00৳  Add to cart
  • Microcontroller: AT91SAM3X8E.
  • Operating Voltage: 3.3V.
  • Input Voltage (Recommended): 7-12V.
  • Input Voltage (Limits): 6-16V.
  • Digital I/O Pins: 54 (12 pins support PWM output).
  • Analog Input Pins: 12.
  • Analog Output Pins: 2 (DAC).
  • Clock Speed: 84 MHz.
  • SRAM: 96 KB (64 KB + 32 KB).
  • Flash Memory: 512 KB.
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ARDUINO PRO MICRO
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ARDUINO PRO MICRO

870.00৳  Add to cart
  • Microcontroller: ATmega32U4, 5V/16MHz.
  • Interface: Micro USB programming.
  • I/O Pins: 12 digital, 5 PWM.
  • Analog: 4 ADC inputs, 10-bit.
  • Memory: 32 KB Flash, 2.5 KB SRAM, 1 KB EEPROM.
  • Clock: 16 MHz speed.
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Arduino Pro Mini 328 5V/16Mhz
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Arduino Pro Mini 328 5V/16Mhz

680.00৳  Add to cart
  • Microcontroller: ATmega328
  • CPU Speed: 16 MHz.
  • Voltage: 5V operating.
  • Pins: 14 digital (6 PWM), 6 analog.
  • Interfaces: UART, I2C, SPI.
  • Memory: 32 KB Flash, 2 KB SRAM, 1 KB EEPROM.
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MEGA 2560 PRO Mini (EMBED) CH340G ATmega2560-16AU
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MEGA 2560 PRO Mini (EMBED) CH340G ATmega2560-16AU

1,990.00৳  Add to cart

 MEGA 2560 PRO Mini (EMBED) CH340G ATmega2560-16AU

  • Compatibility: Supports Mega 2560 and ATmega2560-based projects.
  • Power Supply: Powered via Micro USB connector.
  • Voltage Output: 5V (800mA) and 3.3V (800mA).
  • Ideal Use: Excellent for ATmega2560 development projects.
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Arduino Mega 2560 CH340
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Arduino Mega 2560 CH340

1,345.00৳  Add to cart

  • USB Driver: CH340
  • Operating Voltage: 5V
  • Recommended Input Voltage: 7-12V
  • Input Voltage Range: 6-20V
  • Digital I/O Pins: 54 (15 with PWM output)
  • Analog Input Pins: 16
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Arduino Mega 2560 R3
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Arduino Mega 2560 R3

1,890.00৳  Add to cart
  • Microcontroller: ATmega2560.
  • Operating Voltage: 6–12V.
  • Digital I/O Pins: 54 (15 PWM).
  • Analog Input Pins: 16.
  • Flash Memory: 256 KB.
  • Clock Speed: 16 MHz.
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Arduino Nano R3
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Arduino Nano R3

580.00৳  Add to cart
  • Microcontroller: ATmega328P
  • Flash Memory: 32KB
  • RAM: 2KB
  • Digital I/O Pins: 14 (6 PWM)
  • Analog Input Pins: 8 (A0–A7)
  • Operating Voltage: 5V
  • USB Driver: FT232
  • Power Supply: USB Mini, 7-12V DC
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Arduino Nano
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Arduino Nano

410.00৳  Add to cart
  • USB Driver: CH340 for seamless USB communication.
  • Microcontroller: ATmega328P (8-bit AVR family).
  • Operating Voltage: 5V (logic level).
  • Analog Input Pins: 8 (A0 ~ A7).
  • Digital I/O Pins: 14 (including 6 PWM outputs).
  • Flash Memory: 32KB (includes bootloader).
  • Reset: Manual reset switch available.
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Arduino Uno R3
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Arduino Uno R3

1,050.00৳  Add to cart

  • Microcontroller: ATmega328
  • Operating Voltage: 5V
  • Input Voltage (recommended): 7-12V
  • Digital I/O Pins: 14 (6 with PWM output)
  • Analog Input Pins: 6
  • DC Current per I/O Pin: 20 mA
  • DC Current for 3.3V Pin: 50 mA
  • SRAM: 2 KB
  • EEPROM: 1 KB
  • Clock Speed: 16 MHz
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