1LUMINOUS DESIGN: This watch uses a luminous mode to display the time clearly even at night, making it easy to check the time in the dark. 2SUITABLE FOR: This watch is especially suitable for people who like sports style, multi functional, suitable for various sports scenes and daily use. 3WATERPROOF: This luminous watch is designed to be waterproof so you can wear it when you get wet in the rain, shower or wash your hands, and you don't have to worry about soaking it with sweat when you exercise. 4MATERIAL: This product is made of safe materials, no odor, long term carry will not cause harm to the body, you can safely buy and wear. 5BEST GIFT: You can give this electronic watch as a gift to your friends, lover, family, kids on Christmas, Easter, birthday, Valentine's Day.