New 2013 Model: In response to customer requests the Weatherwise Semi-Pro model now includes: sunrise, sunset, moonrise, moonset, moonphases, snow forecast icon and an indoor comfort meter.

The Weatherwise WS9111 Semi-Professional wireless weather station is designed for easy and accurate everyday use. It can be attractively displayed in any home or office and is both free standing and wall hanging. The WS9111 is known for its quality, accuracy and exceptional consumer value!

The large easy-to-read LCD wirelessly monitors current weather data from up to 100 feet via the remote sensor. The Semi-Pro model features calabratable barometric pressure, indoor/outdoor temperature, indoor/outdoor humidity, pressure history, trending forecast, perpetual calendar and is equipped with an atomic radio controlled clock. The clock also features an alarm with snooze and temporary LED back-light for in-the-dark viewing.

Set Includes:
(1) Base Station/ Receiver
(1) Remote Sensor/Transmitter
(1) Countertop Stand and Wall Mounting Bracket
(1) Instruction Manual

Features:
Wireless outdoor and indoor humidity (%RH) (calabratable)
Wireless outdoor and indoor temperature (°F or °C)
Records min. and max. humidity
Barometric pressure 24-hour history graph (inHg or hPa)
Weather forecast tendency
Forecast icons based on changing barometric pressure
WWVB radio controlled time and date with manual setting
12 or 24 hour time display
Perpetual calendar
Time alarm with snooze
Data synchronization from remote sensor
LED backlight
Wall hanging or free standing
Specifications:

Outdoor Data - (Remote Sensor)
Transmission distance 100 Feet
Frequency 433MHz
Measuring interval 48 seconds
Outdoor Temperature range -40°F to +149°F (-40˚C to 65˚C)
Accuracy ± 2°F
Resolution ± 1°F
Outdoor Humidity 20% to 99%
Accuracy ± 5%
Barometric Pressure 8.85 to 32.50 inHg
Accuracy ± 0.08 inHg
Resolution 0.01 inHg

Indoor Data - (Base Station)
Measuring interval 48 seconds
Indoor Temperature range 32°F to 140 °F (0˚C to 50˚C)
Accuracy ± 2˚F
Indoor Humidity 1% to 99%
Accuracy ± 5%
Alarm duration 120 sec.

Other
Battery requirements - Base station
3x AA 1.5V alkaline batteries (not included)

Battery requirements - Remote sensor
2x AAA 1.5V alkaline batteries (not included)

Battery life - Base station Minimum 12 months
Battery life - Remote sensor Minimum 24 months
Dimensions - Base station 7.25 x 4.0 x 1.25 in
Dimensions - Remote sensor 3.5 x 2.75 x 1.25 in
Weight 1.25 lbs