electronics cairo

4×4 Flat Membrane Matrix Keypad 16-Key Module | Pro Tronix

SKU: PRO00507

Ultra-slim, self-adhesive 4x4 flat membrane matrix keypad. Features a dust-proof 16-key layout over a flexible 8-pin interface, providing a durable and compact user input solution for smart lock and embedded automation projects.

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Infrared Obstacle Avoidance Sensor Module

SKU: PRO00500

40.00 EGP

Compact active infrared obstacle avoidance sensor module. Features an adjustable detection range via an onboard potentiometer and a simple digital TTL output, ideal for DIY robotics and non-contact proximity switching.

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Compact rectangular red SIM800L cellular breakout board showcasing its central silver metal shielded SIMCom chip layout, small micro-coaxial IPEX antenna terminal jack, board level filtering components, and clear terminal labels on its interface pin rows.

SIM800L GPRS GSM Module | Pro Tronix

SKU: PRO00611

350.00 EGP

Ultra-compact SIM800L quad-band GSM/GPRS wireless cellular communication module. Communicates over a simple UART serial pipeline to send SMS alerts, make voice calls, and transmit remote IoT data payloads across standard mobile networks.

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Small blue rectangular HM-10 Bluetooth module showing a small silver crystal oscillator, a central square CC2541 surface-mount chip with gold castellated edge traces, an onboard 3.3V regulator, an activity indicator LED, and a pre-drilled 6-pin male connector header base.

HM-10 Bluetooth 4.0 BLE Module | Pro Tronix

SKU: PRO00487

350.00 EGP

Product Description A high-efficiency Bluetooth 4.0 Low Energy (BLE) serial transceiver module designed for smart wireless communication, remote data logging,

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Rectangular blue HC-05 Bluetooth transceiver board showing a green RF module layer with a gold serpentine antenna track on its tip, a small surface-mount status LED, an integrated micro-pushbutton near its top corner, and a 6-pin straight male connection terminal bank pointing downward.

HC-05 Master/Slave Bluetooth Serial Pass-Through Module | Pro Tronix

SKU: PRO00485

175.00 EGP

Highly versatile HC-05 Bluetooth Classic serial transceiver module. Supporting both Master and Slave operation modes, it communicates via an easy-to-use UART serial protocol, enabling seamless wireless communication between microcontrollers or straight to Android phones and laptops.

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Compact blue rectangular MQ135 gas sensor module displaying its rounded silver-colored steel mesh protective dome labeled MQ135 on the collar, mounted to a dual-layered PCB alongside an adjustable blue potentiometer and a 4-pin right-angle interface header.

MQ-135 Air Quality and Hazardous Gas Sensor Module | Pro Tronix

SKU: PRO00477

95.00 EGP

Highly reliable MQ135 air quality and hazardous gas sensor module. Monitors indoor air pollution levels, detecting carbon dioxide, ammonia, benzene, and smoke via dual analog and digital outputs for responsive ventilation and smart home safety systems.

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Bare rectangular white grid-vented DHT22 temperature and humidity sensor, featuring its clean plastic grid structure, labeled AM2302, and showing four gold-plated male connection pins pointing downward at the base.

DHT22 Digital Temperature and Humidity Sensor | Pro Tronix

SKU: PRO00464

200.00 EGP

Premium standalone DHT22 / AM2302 digital temperature and humidity sensor. Tailored for custom PCB design and compact enclosures, this 4-pin component offers high-accuracy, sub-zero temperature, and 0-100% relative humidity tracking over a simple single-wire bus interface.

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Classic blue HC-SR04 ultrasonic sensor module featuring two prominent silver metallic mesh-faced cylindrical transducers resembling eyes, mounted alongside central surface-mount ICs and a 4-pin male connector header at the bottom edge.

HC-SR04 Ultrasonic Distance Sensor Module | Pro Tronix

SKU: PRO00461

45.00 EGP

High-reliability HC-SR04 non-contact ultrasonic distance sensor module. Employs a dual-transducer acoustic loop to track object proximity from 2cm to 400cm with extreme precision, serving as a core component for smart obstacle avoidance, mapping rovers, and fluid tank level detection.