New Car Clock Calendar Inside Outside Thermometer Voltage Meter Blue Backlight Specifications: Dimension: 155x46x22mm Sensor cable length: 150cm Power cable length: 150cm Screen color: blue Features: 12/24 hours displaying mode. Indoor and outdoor temperature display. Alarm and 5 minutes snooze function Large easy-to-read LCD screen. Temperature display in Celsius or Fahrenheit . Clock and Calendar dispalyed by 2x AG13 button batteries ( (Not included, as airmail shipping does not allow it in parcel) ). In/out temperature, voltage and backlight displayed by car power. HasVelcro strip for easy attachment. Package: 1x car thermometer clock 1x outside sensor 1x car cigarette lighter 1x English instruction Packaging Details Unit Type: piece Package Weight: 0.200kg (0.44lb.) Package Size: 10cm x 7cm x 2cm (3.94in x 2.76in x 0.79in)