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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
MQ-135 Gas Sensor
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MQ-135 Gas Sensor

170.00৳  Add to cart
  • Gas Detection: Detects Ammonia, Sulfide, Benzene, Alcohol, Smoke, and Harmful Gases
  • Sensitivity: Adjustable sensitivity with fast response and recovery
  • Output: Analog voltage output (0-5V) with a signal output indicator
  • Application: Suitable for air quality monitoring, gas leak detection, and industrial safety
  • Availability: Available at Circuit City BD
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

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