Feature: 1. Precise Mearment: The indoor outdoor weather station with a high precision sensor. It can collect indoor outdoor temperature and humidity, sunlight information, ect. 2. Multifunctional: This weather station ensuring that you receive the most reliable weather information. Besides, it also provide time, calendar, max&min temp, humidity record, snooze function, phase, atmospheric pressure display and low battery indicator. 3. 3 Channels: Digital weather station can be equipped with 3 sensors simultaneously(Only 1 sensor include).Convenient for you to control the humidity, temperature and other weather information of different room and place. 4. APP Remote Control: The digital thermometer will automatically obtain the local date/time/weather conditions after connecting to TY APP, and you can set alarms, WIFI time automatic calibration, view data and 4 days weather forecast on your smart phone.(Not support 5GHz networks, only supports 2.4GHz networks) 5. Wireless Transmission: The digital thermometer and outdoor sensor via wireless information transmission, up to 150m/500 feet far transmission distance, suitable for home, school, store and industry. 6. Colorful Screen Display: The weather station receiver with large VA colorful display screen, which shows comprehensive information, easy for you to view anytime. Specification: Specification: Plug type: US plug Voltage: 110V Power: 3*AAA Battery or Power adaptor for Host(batteries are not include) 2*AAA Battery for Sensor(batteries are not include) Indoor temperature display range: -9.9℃～+50℃/14.18℉～+122℉ Indoor humidity display range: 20%RH～95%RH Outdoor temperature display range: -40℃～+60℃/-40℉～+140℉ Outdoor humidity display range: 20%RH～95%RH Temperature display resolution: 0.1℃/32.18℉ Humidity display resolution: 1%RH Error: 0℃～40℃/32℉～104℉: ±1°C/33.8°F other ranges: ±2°C/3.6°F 40%RH～80%RH: ±5%RH other ranges: ±8%RH Host Size: 198*136*40mm/7.79*5.35*1.57in Sensor Size: 50*26*105mm/1.97*1.02*4.1in Package size: 207*65*149mm/8.15*2.56*5.87in Package weight: 532g/18.76oz. Package List: Packing List: 1 * Sensor 1 * Power Adaptor 1 * Manual