Multifunctional 3-color Waterproof Sport Watch

# Standard display:Hour,Minute,Second,Month,Date,Week
# Cold light function
# Stopwatch stage timekeeping function
# Alarm function
# Sleepy function
# Hourly chime function
# Service temperature:41F - 95F
# Degree of accuracy at normal temperature: ±45seconds every month
# Battery:1.5V high-capacity alkaline Zn-Mn button battery
# Life of battery:able to supply power for 18 months under the following situation
# 3 seconds of illumination everyday(3 seconds per cold light)
# 60 seconds of alarm everyday(60 seconds per alarm)