Five Smartphone Sensors You Use Every Day Without Even Noticing Them

Smartphones have dozens of hidden sensors that power everyday features. From accelerometers and gyroscopes to proximity and magnetometer sensors, these tiny components help phones detect motion, light, direction and location seamlessly. 

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Ambient Light Sensor

When you go from bright sun to a dark room, your screen's brightness adjusts on its own. This is the ambient light sensor, which saves battery and protects your eyes.

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Accelerometer

One of the most vital sensors, the accelerometer tracks every phone movement. It's the tech that automatically turns on the screen when you lift it or tilt it for gaming. It also aids image stabilization.

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Temperature Sensor

Smartphones are more than just for calls. The Google Pixel 8 Pro and newer models have a temperature sensor to measure external objects, like a hot pan or room temperature.

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Fingerprint and Face Sensor

Fingerprint and face sensors are essential for phone security. The fingerprint sensor is used to unlock the phone or authenticate payments. The face sensor is mostly used to unlock the phone.

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Magnetometer

Ever wonder how Google Maps knows your direction? That's the magnetometer. It acts like a digital compass, detecting Earth's magnetic field to orient the map correctly as you move.