The device is mainly used to monitor the temperature and humidity of food, medicine, and other products during storage and transportation. After recording, insert it into the USB port of PC, it will automatically generate reports without any driver. Features: Multi-use temperature & humidity measuring and recording. Widely measuring range, high accuracy and large data memory. Statistics available on LCD screen. No software needed to generate PDF and CSV temperature report. Parameter programmable by configure software. The LCD screen will be off after 10 seconds of inactive. Widely used in all kinds of warehouse management, logistics and cold chain, such as refrigerated containers, refrigerated package, cold storage, laboratory, etc. Specifications: Material: ABS Temperature Scale: celsius / Fahrenheit Temperature Resolution: 0.1 Temperature Accuracy: +/-3%RH; +/-0.5 celsius (-20~40 celsius ), +/-1.0 celsius (others) Temperature Range: -30~60 celsius ; 0~85%RH Capacity: 32,000 readings Startup Mode: Button or software Interval: Optional(default: 10 mins) Start Delay: Optional(default: 30 mins) Alarm Delay: Optional(default: 10 mins) Alarm Range: Optional(default: less than 2 celsius or more than 8 celsius , less than 40%RH or more than 80%RH) Shelf Life: 1 year (replaceable) Report: Automatic PDF and CSV Time Zone: UTC +0:00 (default) Power Supply: 1 * 3V 210mAh CR2032 button battery Item Size: 89 * 36 * 16m / 3.50 * 1.42 * 0.63in Item Weight: 34g / 1.21oz Package Weight: 50g / 1.76oz Package Size: 11.1 * 6.3 * 2cm / 4.37 * 2.48 * 0.78in Packing List: 1 * Data Logger 1 * Manual (English) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.