Find below some of the many things that IoT and M2M sensors can measure, track, report on, change, and control:
| Accelerometer – measures acceleration or vibrations |
| Altimeter – measures altitude |
| Barometer – measures air pressure |
| Breathalyzer – measures blood alcohol content |
| Camera – records images |
| Clinometer – measures slopes and elevations |
| Coulombmeter – measures electric charge |
| Crescograph – measures the growth of plants |
| Cryoscope – determines freezing points of substances |
| Decelerometer – measures deceleration |
| Depth guage – measures depth of water |
| Dilatometer – measures expansion |
| Evaporimeter – measures rate of water evaporation |
| Flowmeter – measures properties of flowing liquids |
| Galvanometer – measures electrical current |
| Gas detector – detects the presence of various gases |
| Gyroscope – measures or maintains orientation |
| Heart rate monitor – measures one’s heart rate in real time |
| Hyetometer – measures rainfall |
| Hygrometer – measures air moisture |
| Level sensor – measures the level of substances that flow |
| Light meter – measures the amount of light |
| Magnetometer – measures intensity of magnetic fields |
| Manometer – measures pressure of a liquid or gas |
| Mecometer – measures length |
| Meldometer – measures melting points of substances |
| Metal detector – detects the presence of metal |
| Microphone – converts sound into an electrical signal |
| Odometer – measures distance traveled |
| Oenometer – measures alcoholic strength of wine |
| Olfactometer – measures ambient odor dilution |
| Pedometer – measures distance traveled on foot |
| Photodetector – senses light or other electromagnetic energy |
| Potometer – measures absorbtion rate |
| Pressure gauge – measures pressure |
| Psychrometer – measures air moisture or temperature |
| Seismometer – measures motions of the ground |
| Smoke detector – detects the presence of smoke |
| Sonograph – records and analyzes sound |
| Speedometer – measures velocity |
| Sphygnomanometer – measures blood pressure |
| Spring scale – measures weight |
| Stenometer – measures distances |
| Tachometer – measures speed of rotation |
| Tasimeter – measures changes in pressure |
| Thermometer – measures temperature |
| Velocimeter – measures velocity |
| Vibrometer – measures vibrations |
| Volumenometer – measures volume of a solid |
| Volumeter – measures volume of a liquid or gas |
| Wattmeter – measures electrical power |