-SMART TEMP Checker is a temperature, humidity sensor module for smartphone users. Using the semiconductor sensor and optimized electronic circuit technology makes it possible to create the ultra low power temperature and humidity sensor device. It is operated by only a MIC voltage of general smartphone. It does not require battery or sound power.
*EASY TO USE
-Anyone can know how to use it with just a glance.
-Plug in the Smart TEMP Checker in the smartphone headphone jack.
-Download the app and tap [ON] button and start measuring the temperature and humidity
-The World Smallest Sensor (length: 30mm weight: 10g)
-Connect and place the sensor toward the surrounding temperature and humidity you want to measure.
-You can check the temperature and humidity at anytime and anywhere!
*NO BATTERY NEEDED