The CLIMIT DataPUCK is a long-term, ambient temperature and humidity, site logger featuring the latest Bluetooth 5.0 technology and a NRF52832 memory chip. It captures and records temperature and relative humidity from the surrounding environment as historical data. The DataPUCK can store up to 16,384 temperature, humidity and dewpoint measurements. When the internal memory is full, sensor will start to overwrite the oldest existing data. Frequency of readings will affect the length of the storage period. Readings every 2 hours = ~3 years of data, readings every 1 hour = ~1.5 years of data before overwriting of historical data begins. Each sensor monitors up to 2,000 sf. of open space. Any mobile phone with Bluetooth 5.0 or above, and the CLIMIT app, can seamlessly connect to the DataPUCK to upload and view recorded conditions. Your CLIMIT appmsecurely stores data in the CLIMIT cloud database in your job file. Generate CLIMIT reports for professional communication with clients. The DataPuck is small, lightweight, portable, and highly accurate. It is commonly used by contractors to capture essential data post installation that proves valuable when helping to understand historical ambient conditions, essential to supporting product warranty requirements.