features 1.1990-1-1 to 2089-12-31 2.daily alarm with snooze function 3.temperature measurement between – 20c to +50c temperature measurement accuracy: max. +/- 1c temperature measurement resolution: 0.1c 4.key tone 5.3v operate 6.production test 7.book light function 8.fm radio function key define 1.mode key change mode / store setting 2.set key set / change setting field 3.up key increase setting with auto advance 4.down key decrease setting with auto advance 5.snooze key toggle between snooze funtion on/off 6.c/f key toggle between c/f display fuctional descriptions two modes (date & time,alarm) *press key to change mode in the following sequence date & time mode *real time clock (hh:mm) with 12/24 hours display system. *day of week(sun,mon,tue,wed,thu,fri,sat) *temperature(c or f) *month and date (mm-dd) alarm mode *alarm time (hh:mm) with 12/24 hours display system *day of week (sun,mon,tue,wed,thu,fri,sat) *alarm text *month and date (mm-dd) *change back to date & time mode automatically after 8 seconds idle. time setting *press key for 2 seconds at date & time mode *the order of setting is as follows: *press orkey to change the flashing value an press key to setup next item. *press key to save the setting, the day of week will setup automatically. *change back to date & time mode automatically after 8 seconds idle. alarm time setting *press key at alarm mode *the order of setting is as follows: *press or key to change the flashing value and press key to setup next item. *presskey to save the setting and return to alarm mode. *change back to date & time mode automatically after 8seconds idle. *press key to toggle alarm on/off ,p...
