ECOWITT WH0280 Wireless Indoor Outdoor Thermometer with Indoor Hygrometer Monitor, Includes WH53 Outdoor Thermometer and Indoor Thermo-Hygrometer Display Console, 433 MHz

ECOWITT Indoor Outdoor Thermometer Hygrometer is designed to help you monitor the real time temperature and humidity condition of your room.
Or get temperature data on different locations with remote sensors.

Features:
Temperature and Humidity Gauge: measures indoor outdoor temperature and indoor humidity for you to take preventive measures to monitor the weather changing.
300FT/100M Transmission Range: with strong signal penetration, can receive and display temperature from up to 3 outdoor remote sensors (additional 2 sensors not included).
Can be placed in greenhouse, baby room, nursery, office, hatchery cellar, basement, guitar room and more.
Alarm Clock: 12/24 hour digital time display with alarm clock function; Max/min records for indoor/outdoor temperature and indoor humidity since last reset.
Energy Saving and Eco-friendly: Powered by only 2 AA battery(one for receiver and one for outdoor sensor)

Specifications:
Transmission range: 300ft /100m(no interference, barriers or walls)
Frequency: 433 MHz
Update Rate: 60 seconds
Indoor temperature range: -14°F ~140°F (-9.9°C to 60°C)
Outdoor temperature range: -40°F ~140°F ( -40 °C to 60°C)
Accuracy: ±2°F (±1°C)
Indoor humidity range: 1% to 99%.
Accuracy +/- 5% RH
Power consumption:
Base station: 1x AA battery(Not included)
Remote sensor: 1 x AA battery(Not included)

Note:This device only has indoor humidity function, no outdoor humidity function.

Package List:
1x base station + 1x remote sensor + 1x user manual