Hello Kitty Children Quartz Watch Analogue & Digital Designs Flashing Light Up Watches Gift & Party Favor for Girls 1. The watchband environmentally friendly silica gel is added with luminous powder, which has a luminous effect, and you can see a very obvious luminous effect at night or in a dark place. 2. The watch has a built-in luminous lamp movement. Press the button at 2 o'clock. The luminous lamp movement will start to glow and flash. The colorful lights will flash for about 10 seconds and then go out automatically. If you don't press the button, it will not flash and glow. Suit For: 4 to 14 years old Specification: Thickness: 14 mm Dial diameter: 36 mm Buckle Material: Stainless Steel Strap Material: Silicone Case Material: Plastic Packaging: opp bag without box Package Included: 1 x Kids Watch