Introduction Operating voltage: 2.0V ~ 3.6V. Time display: 12-hour clock. Temperature display: -9.9~70℃. Humidity display: 10%~90% RH. NFC function: Support ISO 14443A communication protocol. Description Time setting: User can set the time through Nyquest Q-NFC. Press "SETTING" after setting the time column, and then place the product near the mobile phone's NFC antenna (approximately 10mm away) to complete the time setting. Temperature and humidity detection: Detect temperature and humidity sensors and refresh every 10 seconds. Access data: The current temperature, humidity, and the max/min temperature history can be shown on phone through the Nyquest Q-NFC. Put the clock near phone's NFC antenna (approximately 10mm away) to access data. The format is UTF-8. For more information, please search "NY8LP11A" or contact [email protected]