Ceas cu alarma si termometru de interior-exterior

Ceas cu alarma si termometru de interior-exteriorDescription:Color: BlackMaterial: PlasticScreen Size: 82x38mmOverall Size: 105x80mmTemperature Measuring Range: -15~50°C(5 to 122 F Main Function:Date / time, week / sec display function, support 12/24 hour clock.Alarm clock function.Snooze function.Temperature units can be switched as °C or °F .Suppot recording the max/min temperature indoor and outdoor.Temperature display resolution: 0.1°CTemperature Accuracy: +/-1.0°CTemperature measurement sampling cycle: 20sFrost alarm function, temperature range of -1~4°C Function of Keys:TIME Key: Swithch the dispaly of DATE/TIME. Press 2s to set time.ALM Key: Dispaly the time of alarm. Press 2s to set an alarm.UP Key: Set time. Switch the dispaly of SEC/WEEK on the time table, ON-OFF on the alarm table.RESET Key: Self-test function key.°C/°F Key: Switch °C/°F. Press 2s to turn on Outdoor Frost Alert on the time table.MAX/MIN Key: Display the max/min temperature. Press 2s to clear the Max/Min records.SNZ/LGT Key: Snooze and Light key. Package Included:1 x Double-display Thermometer with Sensor ( battery no included )1 x Temperature Sensor