755/5000 Temperature and humidity functions: accurately measures the temperature (from -10 C to 50 C or 14 F to 122 F, 1 C) and humidity (from 20% to 99%, 5%) Alarm & Repeat Function: While the player is on the alarm, press the Repeat button and 5 minutes later, the alarm is triggered again. It can repeat 3 times. Versatile: a large display screen (up to 4.5 inches) displays weather forecast, time, alarm, moon phase, date and day of the week. Compact design: the Hygrometer thermometer is small and light, it can be hung on the wall or placed in the car or on the desk. This can be a beautiful decoration for your bedroom. Simple to use: an ideal temperature monitor for baby, adults or anyone. Widely applicable for baby room, bedroom, living room, meeting room, office, etc. Dimensions: 93.5 x 114.5 x 22 (mm) Weight: 0.137 kg. Applicable for: home, factory, warehouse, laboratory, greenhouse etc. Material: ABS. The temperature measurement range of -10 -50 centigrade (14 ~ 122 degrees F) Humidity measurement range: 20% - 99% (RH) Temperature measurement accuracy: 1 centigrade. Temperature resolution: 1 centigrade. Humidity measurement accuracy: 1% (RH) Moisture resolution: 1% (RH) Variation in temperature measurement for 0-40 centigrade: 1 centigrade; other: 2 centigrades. Variation in moisture measurement: 5% to 25 40% 80%; other: 8% (RH) Batteries: 1 x AAA batteries (not included). Package includes: 1 x Digital LCD Thermometer Hygrometer 1 x User Manual.