G-Shock GA100-1A4 Analogue Watches Each sensor mode has its

Each sensor mode has its own audible tone

you can select to be alerted by either a vibration operation or a tone plus LED flash operation

Other features include temperature measurement large numerals and thick hands for easy reading

afterglow)LED backlight for the digital display (Super illuminator

From sets in the gym or the water

G-Shock GA100-1A4 Analogue Watches Each sensor mode has itsCase bezel material: Resin Resin Band Magnetic Resistant Shock Resistant Mineral Glass 200 meter water resistance LED light Auto light switch, selectable illumination duration (1. 5 seconds or 3 seconds), afterglow World time 29 time zones (48 cities + coordinated universal time), daylight saving on off, Home city World time city swapping Stopwatch 1 1000 second stopwatch Measuring capacity: 99: 59'59. 999'' Measuring modes: Elapsed time, lap time,