أفضل اجهزه استشعار للمشاريع الإلكترونية والذكية

Sound Detector - Digital Output Sensor $ 0.95 0.9500000000000001 USD	1KL3A Phototransistor - Smoke Detector High-Sensitivity NPN Silicon Photo Transistor $ 0.95 0.9500000000000001 USD	IR LED 5mm Infrared Receiver $ 0.06 0.06 USD	Infrared Receiver Sensor 38KHz - KSM803 $ 0.38 0.38 USD
Photo Interrupter CNA1015 Transmissive Photosensor $ 0.63 0.63 USD	Ultrasonic Sensor HC-SR04 Distance Measurement Sensor Module $ 0.84 0.84 USD	LM35DZ - Original Temperature Sensor −55°C to +150°C Original Texas Instruments Brand $ 1.58 1.58 USD	IR LED 5mm Infrared Transmitter $ 0.04 0.04 USD
DS18B20 - Original MAXIM - Digital Temperature Sensor Original MAXIM Brand $ 1.58 1.58 USD