WS-9075U Specifications:
- Indoor Humidity Range: 1% to 99%
- Wireless Outdoor Temperature Range: -21.9°F to 157.8°F
- Indoor Temperature Range: 14.1°F to 139.8°F
- Transmission Range: Up to 330 Feet
- Transmission Frequency: 433.92 MHz
- Power Requirements:
Receiver: 3 "AA" Alkaline Batteries
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WS-9117U Specifications:
- Wireless Outdoor Temperature Range: -21.8°F to +156.2°F
- Indoor Temperature Range: 32°F to 140°F
- Temperature Accuracy: +/- 1.5°F
- Transmission Range: Up to 80 Feet
- Transmission Frequency: 433.92 MHz
- Compatible Sensors: TX3U, TX3UP
- Power requirements :
Receiver: 2 "AAA" Alkaline Batteries
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