The temperature data logger adopts sensitive thermistor to detect and record temperature data, which is mainly used for food, medicine and chemicals in the storage and transportation process. It also features LCD display, large capacity, auto download, mini size and IP67 waterproof for convenient use. Features: Data logger: 0.5 high precision, -30~70 wide temperature measuring range, large recording capacity of 32000 temperature readings, adjustable recording interval 10S-24H. LCD screen displays clearly reading the temperature and electricity level. With 2 comfortable buttons for easy operation. IP67 waterproof level meets daily needs. Easy to use: Long press the power key for more than 4s, when the screen shows a triangle symbol to the right, it means that the The recorder has started recording data. Automatically download data after USB connection to computer. Selectable format: word / excel / txt / pdf. Mini size, lightweight and portable to carry. Temperature changes are measured and recorded by a built-in NTC thermistor. Mainly used to detect and record temperature data of food, medicine and chemicals in the process of storage and transportation. Note: the size and color may be slightly different due to manual measurement and different lighting conditions, please in kind prevail. Thank you for your understanding. Specifications: Color: white and blue Shell material: plastic Battery: 3V 240mAh CR2032 Temperature measurement range: -30~70 Accuracy: 0.5 in the range of -20~40, 1 in other rangeRecording capacity: 32000 temperature readings Logging interval: 10S-24H, adjustable Resolution: 0.1 Sensor: built-in NTC thermistor Data output: USB interface, connect to computer Waterproof level: IP67 Item size: 80 * 25 * 12mm / 3.1 * 1.0 * 0.5in Item Weight: 50g / 1.8oz Package size: 10.3 * 6.2 * 2 cm / 4.1 * 2.4 * 0.8 inch Package weight: 70g / 2.5 oz Package List: 1 * Temperature Data Logger 1 * User Manual (English)