Detailed Product Description

Specifications:
1) Indoor temperature range: -20°C ~ +60°C
2) Remote temperature range: -40°C ~ +65°C
3) Temperature accuracy: +/-1.0°C
4) Quartz time accracy: +/-1.0s per day
5) Power requirements (receiver): 2 x "AAA" alkaline batteries (not included)
6) Power requirement (remote): 2 x "AAA" alkaline batteries (not included)
7) Transmission frequency: 433.92MHz
8) Transmission range: up to 50 meters (150 feet) in free open air
9) Minimum 18 months battery life for outdoor sensor(alkaline battery used)
10) Minimum one year battery life for indoor receiver(alkaline battery used)
11)Alarm Sound level: 60~65db with 20cm distance from back 

1) Indoor temperature (°F or °C)
2) Remote temperature (°F or °C)
3) One XT100 included
4) Receive one remote sensor
5) Calendar date display
6) Min. and max. memory
7) Quartz time,date
8)12 or 24 hour time mode
9) Synchronized instant reception
10) Crescendo Alarm
11) Four Colors Available: white,yellow, red and blue
11) Flip out desk stand or wall mount
12) size 75x60x20(RX),65x48x28(TX)