Hi,my dear angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. LED digital display bracelet watch children student silicone sports watch feature: Product name: LED bracelet watch Material: environmentally friendly silicone Weight: about 23g Advantages: multi-color optional to set up Power saving Functional Overview: LED display time, year, date 12-hour clock Single key operation Power saving mode: If there is no key operation within 3 seconds, the screen display will automatically turn off. Data settings: Press and hold the screen button, the light will display the time, and press it again to display the date. Long press does not let go, a few seconds, the hour jumps, press a screen key to add 1 hour. adjusting for a few hours, press the screen button and don't let go. Use the same method to adjust the minutes. adjusting for minute, press and hold again to adjust the year a few seconds. Then use the same steps and to adjust the month and day. contain: 1 watch feature: Product name: LED bracelet watch Material: environmentally friendly silicone Weight: about 23g Advantages: multi-color optional