Electronic Sensors

DS18B20 Stainless Steel Water Temperature Sensor Waterproof
In-Stock
DS18B20 Stainless Steel Encapsulated Temperature Sensor Waterproof
With high quality stainless steel tube encapsulation,the item is waterproof, moistureproof, rust-proof.
Sealing with high thermal conductivity sealant to guarantee high sensitivity and the minimum temperature delay of the temperature sensor.
Every probe is tested strictly to ensure it works normally.
Microphone Sensor AVR PIC Sound Detection
In-Stock
High Sensitivity Microphone Sensor AVR PIC Sound Detection Module
The module has 2 outputs: AO, analog output, real-time output microphone voltage signal; DO, when the sound intensity reaches a certain threshold, it outputs high and low level signals, [threshold-sensitivity can be adjusted by potentiometer]
HC-SR501 Adjust IR Pyroelectric PIR Motion Sensor
In-Stock
HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Microcontrollers

automatic sensor:when enter the sensor,output range is high,when people leave the sensor, range of the automatic off, output low
temperature compensation,Blockade time: 0.25 seconds