■Case...Resin/approx. 43mm diameter/H51.4 x W47.1 x D16.1mm *Including lugs and buttons ■Weight...approx. 50g ■Belt…Resin (inner circumference 14.5cm to 21.5cm compatible) *Wrist circumference approximately 13.5cm to 20.5cm ●Equipped with a vibration function that notifies you of the time set by a timer or alarm. It lets kids who are busy with play know when it's time to go home or do their lessons, and lets you know the time with just a vibrator even in situations where you can't make a sound, such as during classes or meetings. -Equipped with convenient features such as a large, easy-to-read LCD, LED backlight (super illuminator) that shines brightly even in the dark, stopwatch function, fully automatic calendar, and 10 ATM water resistance. *Suitable sizes include wrist circumferences of 13.5cm and up. ■Accessories: Simple box, instruction manual (Japanese copy) ■Warranty: Our 1 year warranty CASIO SPORTS GEAR W735 [Specifications ]・Resin glass・10 ATM water resistant・Vibration function (timer notification, time alarm/time signal is notified by vibration, operation sound will stop when the vibration function is turned on)・Dual time stopwatch (1/100 second, 24 hours) Total, with split, 5 second countdown Auto start), timer (set unit: 1 second, maximum set: 24 hours, measured in 1/10 second increments), time alarm, time signal, fully automatic calendar, power saving function, 12/24 hour display switch, LED back Light (super illuminator, with afterglow function) / Average monthly difference ±30 seconds