Boys Watch Waterproof 100M LCD Digital Sports Watches Display Date Day Alarm Chronos Timer Packed in Gift Box for Age 7+ PU resin Imported Water-resistant to 100 m (330 feet). Long Battery Life: 3 Years. Japanese Imported High quality movement. Safe and non-toxic plastic strap, no harm to children's Skin. It is also very suitable for outdoor sports. Functions:Noctilucent, EL backlight, alarm, Chronograph, date& time.