Product size: W42×D13×H118mm
Battery: Lithium battery CR2032 1pc
Display method: 8 digits of liquid crystal digital
Display content: Minus sign (−) ・ Error ( E )
Maximum set time: 99 hours 99 minutes 99 seconds
Count up Maximum measurement time: 99 hours 59 minutes 59 seconds
Alarm sounding time: 30 sec
Vibration time: 30 sec
Accessories: Neckstrap
Auto power off: 10min
Type: Basic Calculators