Casio is a multinational electronics manufacturing company headquartered in Shibuya‎,‎ Tokyo‎,‎ Japan‎.‎ Its products include Watches ‎,‎ calculators‎,‎ mobile phones‎,‎ cameras and musical instruments‎.‎                Casio founded in 1946 and they succeed to attract a wide range of customers from different levels‎.‎The watches from Casio cover a range of categories to suit every kind of situation‎,‎ and meet the preferences of the most discerning user‎.‎Incoming Notifications‎:‎‎-

• Incoming calls and mail‎:‎ cause the G‎-SHOCK to perform a tone and/or vibration operation‎.‎
• For the mail account registered with G‎-SHOCK+ app‎.‎ This function does not support SMS or text messaging‎.‎

Finder function ‎:‎‎-

• Press a button on the G‎-SHOCK and your iPhone sounds a tone‎,‎that lets you instantly know where it is‎.‎
• * Either an app tone or iPhone music‎.‎ The iPhone will sound a Phone Finder tone even if it is in Silent Mode or Manner Mode‎.‎

Lost Signal Notification 

• This function adjusts the time settings of the G‎-SHOCK so they match those of the iPhone to which it is linked‎.‎ This takes all of the work out of watch time settings‎.‎ 
• Auto Time Adjustment also makes it possible to adjust to time zone changes and summer time automatically‎.‎

Countdown timer 

• Measuring unit‎:‎ 1 second 
• Countdown range‎:‎ 24 hours 
• Countdown start time setting range‎:‎ 1 minute to 24 hours ‎(‎1‎-minute increments and 1‎-hour increments‎)‎ 
• Others‎:‎ time‎-up alarm

• Full Auto Calendar ‎(‎pre‎-programmed until the year 2099‎)‎
• 12/24 Hour Formats
• Button operation tone on/off
• Accuracy‎:‎ +/‎- 15 seconds per month ‎(‎without BLE communication‎)‎
• Low Battery Warning
• Power saving function
• Battery‎:‎ CR2032