1/1000 sec.,3 rows display

10/30/60/80/100/200 memory for selective purchasing 

Recall the fastest and average lap time

pacer function data can be set 10-320

countdown function form 9hrs 59mins 59.999 sec

display and reset the calender，week，12/24 time，daily alarm

applied shockproof and skid resistance

applied save power mode