Specifications:Type: TL-505Material: ABSColor: Blue & BlackSize: 55*90*35mmTemperature Range: -40 Celsius to 105 CelsiusHumidity Measurement Range: 0%-100%Operation humidity: 10 to 90%RHOperation temperature: 0 to 50 CelsiusStorage temperature: -10 to 60 CelsiusStorage humidity: 10 to 75% RHResolution: 0.1 Celsius /1% RH Features:Advantages: Wide measuring range,high accuracy and large permanent data memory. Function: Measure and log temperature and humidity data Design: water resistant, with low battery indicator and LCD auto-off function to save battery life.Seting: Over Temperature Alarm & Upper/Lower Limits can be set Operation system: Data could be queried, saved, printed and exported in Word/Excel/TXT /PDF format.Description:Designed to satisfy the dynamic demands in any sensitive storage and transportation system. Measure and record data at specified intervals ranging from once every 8 second to once every 4 hour.Mini size and light weight with hanging hole give you a more satisfied using experience.