Beauty7 LED Racing Speedometer Sport Watch RPM Turbo Flash Men Digital Bracelet Binary Time Date Display Wristwatch Black Stylish Racing Speedometer design, suitable for both men and women. Feels the strong sense of speed on your wrist. Watch dial material: Stainless steel, Watchband material: Silicone; Watch surface diameter: 3cm, Watchband width: 2.3 cm, length: 21cm Super bright LED display,31 bright LED emitters to display the time, it can be setting to light up automatically every 5, 10, 15, 20, 25, 30, 35, 40 ,45, 50 or 55 minutes. Time/Week/Date display, automatic wake-up. Perfect match for your daily wearing.