VST Big Number Large LCD Digital Wall Clock Table Watch, Desk Alarm Clock with Temperature Snooze Calendar

Function:1 Display in one LED screen: hour, minute, temperature and humidity, able to switch 12/24-hour system2 Alarm clock function: able to set three alarms3 Able to switch ℃/℉ temperature display4 Temperature measurement, measurement range: Celsius degree(-9℃～70℃); Fahrenheit degree(15℉～99℉)5 Temperature display resolution: 1℃, temperature accuracy: ±1.0℃6 Humidity measurement: measurement range 10%-99%; humidity resolution 1%, display “HH%” if the automatic detection measurement range is out of the range.Specification:Dimension:L x W x H = 30 x 3.5 x 9cm(11.8inch)Power Cable Length:1.8mPackage included:1 x led clock1 x power supply1 x English manual(with Russian)Notice:1.This clock works only by external power supply. install 2xAAA batteries can memory the setting when power-off.2..Professional thermometer comparison, maybe have error,  for reference only.GeneralBrandVSTModelVST-805SMaterialN/AQuantity1 setSpecificationScreen TypeOLEDPower SupplyOthersPacking List:1 x LED clock1 x Power supply1 x English manualPackage Weight:0.62kg (1.367lb)Package Size:32cm x 10cm x 10cm (12.60in x 3.94in x 3.94in)