FJ3390TY-A WIFI Smart Weather Station with Clock Indoor and Outdoor Temperature & Humidity Meter Multifunctional Large Color Screen Weather Clock Temperature & Humidity Gauge with 1 Sensor, Work with Smart APP Features: Note: This product needs e matching WIFI model sensor, not compatible with other sellers, other brands, other products of the sensor; please do not match the sensor at random! 【Smart App Assistant】Connects with WIFI network, work with Smart APP. Download network data through Wifi Provide you with more accurate data. Easily complete settings using the app. 【Large Color Screen】European and American trendy design. Large color screen, which displays more informations you need: Time / Calendar / Week / Indoor outdoor temperature and humidity / Weather forecast / Predicted maximum minimum temperature / UV index forecast. It's an intelligent weather station and also a beautiful decoration. 【 Outdoor Sensor】Wall mount or table stand, 433.92MHZ RF transmitting frequency, 60 meters transmission range in an open area. Up to 3  outdoor sensors can be connected(package include 1 sensor) 【Switchable Format】Temperature alternatively in ℉ or ℃. Time in 12/24HR format. Three Daily alarms with snooze function (5 MIN) 【Backlight】Only when the power adapter is working can the backlight be turned on continuously, 4 levels brightness adjustable. The weather station can be downloaded normally and update data. The battery will only use the backlight to light up for 15 seconds, and using the battery product will not download network data. It is recommended e batteries as backup power sources. 【Widely Used】Suits various scenario like bedroom, attic, garage, pet case, cellar, refrige etc. Temperature alert can be setted, When the indoor and outdoor temperatures reach the set alarm value the weather station will issue an alarm. Specifications: Plug: US / EU (Optional) Perpetual Calendar Up to Year 2099 One USB output port for charger Indoor & outdoor humidity measurable range 1%RH~99%RH Temperature measurement ranges: Indoor:-10℃~50℃(14℉~122℉) Outdoor:-40℃~70℃(-40℉~158℉) Maximum / Minimum indoor temperature and humidity record Power Supply: Weather Station: Battery: 2 x 1.5V LR06 AA (not included); Power Input: DC 5V more than 1A ( Power Adapter)  Outdoor Sensor: Battery: 2 x LR03 AAA (not included) Material: ABS Item Size: 20.5 * 13 * 3 cm / 8.07 * 5.12 * 1.18 inch Item Weight: 415g / 14.64oz Package Size: 25.4 * 16.7 * 7 cm / 10 * 6.57 * 2.75 inch Package Weight: 645g / 22.75oz Package List: 1 * Weather Station 1 * Sensor 1 * Power Plug 1 * User Manual (EN/DE/FR/IT/ES)