Oregon Scientific WMR86NX Backyard Pro Wireless Weather Station

Oregon Scientific THGR221 Wireless Temperature and Humidity Sensor with 3 Channels - Version X is compatible with Oregon Scientific Professional Weather Stations. It allows you to expand the locations and information you monitor. The THGR221 sensor monitors both temperature and humidity readings and also features an on-board LCD screen.

• RF frequency is 433MHz
• Compatible with Oregon Scientific Pro Wireless Weather Station. See sensors and accessories for compatibility.
• 3 Channels
• Transmission range up to 330 feet (100 meters) unobstructed
• Outdoor temperature range -40 F (-40 C) to 140 F (60 C)
• Wall mount or table stand
• Requires 2 AAA batteries (not included)

• Temperature: Yes
• Humidity: Yes
• Air Pressure: No
• RF Signal (Atomic Signal): Yes
• Protocol: 3
• Channels: 3