Operation :

• Install a 9V 300mAh chargeable battery inside the battery compartment in back cover of stopwatch.

• Select Battery ON position . Now connect the 12V power adapter to DC socket of stopwatch.

• Select the START/STOP switch to STOP position .

• To reset the time to 000:00:00:00 press RESET switch for more than 2 seconds.

• Simultaneously keep pressed INC or DEC button along with any button D+ , H+ , M+ to set the required stopwatch count down start time. It is possible to set any time between 1 minute to 999 days 59 Hours and 59 minutes.

• To start the count down select the START/STOP switch to START position.

• Count down can be paused any time by selecting the same switch to STOP position.
  To continue start counting further from paused time select START .

• When count down finishes to 000:00:00:00 it will sound a continuous beep . To stop this beep select switch to STOP position.

• If required display of stopwatch can be switched off by Display ON / OFF switch to save power while stopwatch will continue to run in background .

• In case of power failure a fully charged 9V battery can keep the stopwatch time for appx 6 hours .If required use the stopwatch with any suitable UPS .
  

• CAUTION : Never install a non chargeable 9V battery in this clock , this may explode the battery and cause damage.
  
  Dimensions & Weight : 55 inches length x 11.5 inches height x 1.5 inches depth , 5 kgs appx.
  Power : 12 VDC ( DC socket provided ) . Power consumption : 20 watts appx.
  Use a power adapter of 12VDC 3A or better rating . If required also use UPS.
  

• Recommended for :
  Construction project sites , Events monitoring , Labs , Factories , Sports and Fitness Centres & all such locations with applications to monitor the time left for completion etc