wireless thermometer detects temperature every 30 seconds at of 32℉~122℉ for indoors and -58℉~158℉ for outdoors. Shows time date and week in one screen with Celsius and Fehrenheit switchable a perfect temeprature gauge for nursery bedroom greenhouse basement refrigerating chamber etc. Features: Provides accurate temperature readout every 30 seconds and show you current time and week. Measurement of 32℉~122℉ for indoors and -58℉~158℉ for outdoors. effective of remote sensor is within 100 meters / 328 feet if without any obstacles. Alarm clock. Set a particular time to ring and wake up with temperature display. Unit conversion between Celsius and Fehrenheit is available. Time format can be changed from Hour/Minute/Second to Hour/Minute/Date. Orange backlight. Brightness is adjustable in 4 levels when under supply. Designed with collapsible support hanging hole and magnet on back you can place it at will. Note: *Batteries are not included. Specifications: Material: ABS Color: White Indoor Measurement : 0℃~50℃ / 32℉~122℉ Measurement : -50℃~70℃ / -58℉~158℉ Transmission : 100 m / 328 ft (without any obstacles) Battery: AAA Alkaline battery * 5pcs (batteries not included) (3pcs for thermometer 2pcs for remote sensor) Item Size: 11.8*4*4cm / 4.64*1.57*1.57in(remote sensor); 12.8*9*2.3cm / 5.03*3.54*0.9in Item Weight: 134g / 4.72oz(thermometer); 60g / 2.11oz(sensor) Package Size: 14.5*14.5*2cm / 5.7*5.7*0.78in Package Weight: 258g / 9.1oz Packing List: 1 * Thermometer 1 * Remote Sensor