This is a multifunctional temperature and humidity meter, which can not only measure indoor temperature and humidity, but also display time, date, and week. It is a good helper for home and office. Features: 1. Multifunctional Meter: It can measure temperature, humidity, display the current time, date, week, and also has an alarm clock function. 2. Large LCD Screen Display: Large color LCD screen display, real-time temperature and humidity, time and alarm clock display are clearly visible. 3. Over-limit Alarm: With temperature and humidity over-limit alarm. If the upper limit is exceeded, the backlight will be orange; If the lower limit is exceeded, the backlight will be red. 4. Modern Appearance: With wall hanging holes and back support, it can be placed on the desktop or hung on the wall. 5. Wide Application: It is suitable for living room, children's room, bedroom, office, greenhouse, basement, storage room, camping tent, etc. Note: 1. Due to manual measurement, the size may be slightly different. Thank you for your understanding. 2. Due to different light conditions and different monitors, item color displayed in photos may be showing slightly different from real object. Specifications: Color: Black / White ( Optional ) Shell Material: ABS Display: LCD Color Screen Temperature Measurement Range: 0 ~ 70 Temperature Measurement Accuracy / Error: 1 Humidity Measurement Range: 20% ~ 99%RH Humidity Measurement Accuracy / Error: 5%RH Alarm Clock: 2 minutes ( Alarm Duration ), 5 minutes( Snooze Duration ) Power Supply: 3 * AAA Batteries ( Not Included ) / DC 5V Charging Cable Item Size: 12.5*12.5*2cm / 4.92*4.92*0.79in Net Weight: 164g / 5.78oz Packing Size: 16.9*15.4*3.7cm / 6.65*6.06*1.46in Packing Weight: 242g / 8.54oz Package List: 1 * Temperature and Humidity Meter 1 * Charging Cable 1 * Manual ( English )