LED Electronic Silicone Children Wristbands Waterproof Watch Specification : Strap Material: Plastic Dial Material: Spherical Dial Metal Bezel Color: Black Dial Shape: Rectangle Style: Casual, Fashion Watchband Size: 16-23CM Weight: 25g Package includes: 1 x Watch Due to different measuring way, the size may exsits 0.4-1.2" errors. Due to different computers display colors differently, the color of the actual item may vary slightly from the above images, thanks for your understanding. When you set the time/date, pls do it when the led display screen is blinking, if the led display screen shut down,you will need to readjustment. 1：Press the button, Time appears,press the button again,Date appears. 2：Press the button,Hours/Minutes Shows,Long press on the button until the hour blinks, Short push on the button to set hours.(cycle through the hours) 3：Long press on the screen again, Hours are steady,Minutes blink, Short push on the button cycle through the minutes. 4：After setting the current item, then Long press on the button enter the next setting, In turn set orders are: hours--minutes---Month--Date. Set a good time to stop and figures, do not press the button to save the settings.