Features:  Desk Clock Calendar owns functions as follows:  12/24 hours format option.  LCD clock with calendar, digital thermometer ( switch between Centigrade an Fahrenheit ).  Alarm with music, snooze function.  Chronograph countdown time ( countdown time ranging from 23:59 to 00:00 ).  6 buttons of this Large LCD Alarm are easy to press.  Large LCD of this Timer Thermometer with a flexible cover design, can open and close, also as a stand base in desk.  This product with silvery colored appearance and it is made of plastic material.  It is powered by CR2025 button cell.     Manual Introduction:  1.Normal Time Mode-  Normal time mode displays hours,dates(running from year 2000 to 2099 ),and weeks, 12 hours or 24 hour modes can be shifted as needed.  2.Music Alarm Mode and Sleeping Mode-  Ordinary alarm time can be set up in alarm mod;different music can be selected to come with the ringing.Additionally the exact interval hours could be setup under sleeping mode.  3.Timer Mode-  Reverse timing can be set in timer mode the hour of which could be ranged from 23:59:59 to 00:00:00.  4.Temperature Mode-  Degree Centigrade can be shifted to Degree Celsius each other.The normal measuring range is 0°C-50°C(32°F--122°F), the precision value of 0.5°C can be achieved successfully.     Operation Instruction:  1.When the power on,”Normal Time Mode” will be accessed to display 12:00AM under 12hour mode.  2.In normal mode press SET to set times,dates,with automatic running weeks.  3.In normal mode press MODE into “Alarm Mode”,press ADJUST to switch Alarm on/off and sleeping.  4.In Alarm Mode press SET to adjust alarm time and to setup sleeping interval tome (from 1 minutes to 60 minutes).  5.Under any modes press TIMER into”Timer MODE” to set the requested reverse timing; alarming ring will be activated when time is up.  6.In non setting mode,press Centigrade/Celsius to shift the applicable degree.     Specification:  Type: Alarm Clocks;  Motivity Type: Digital;  Screen Type: LCD;  Color: Silver;  Folding Size: Approx. 87mm* 78 mm*12mm;  Display Type: Digital;  Shape: Square;  Form: Single Face;  Material: Plastic;  Battery: CR2025 button cell;  Net weight: 81g;  Packing weight: 91g.     Package includeds:  1 x Digital LCD Alarm Clock;  1 x Manual.