Features: Peaceful and gentle vibrating wake-up alarm. This alarm clock watch uses a subtle vibration to wake you up, eliminating loud, jarring sounds. Wake up quietly without disturbing your partner or family.Effectiveness: Tested on over 500 heavy sleepers, with 99% waking up on time during a 30-day trial. The brand offers a "100% wake-up guarantee," helping you avoid oversleeping.Convenient and fast charging: Integrated USB plug allows direct charging from computers or power banksno extra cable or adapter needed. Just 1 hour of charging provides over two weeks of battery life.Comfortable for all-night wear: Designed for comfort, it features a soft silicone strap that is lightweight and breathable. So comfortable, youll forget youre wearing it.Promotes better sleep quality: Helps you wake up naturally and supports easier sleep onset by reducing reliance on phones in the bedroom. Contributes to improved overall sleep quality and increased daytime energy.Specifications: Material: Environmentally safe ABS housing + silicone strap Size: Refer to size chart Color options: Multiple colors available Practicality: Suitable for daily wear, sports, fitness, and outdoor activities. Supports multiple language settings. Ideal for users of all ages.Package includes: 1 x Electronic watchNote: 1. Please allow 12 cm variation due to manual measurement. Ensure you are comfortable with this before ordering. 2. Due to differences in monitor displays, the actual product color may vary slightly from images shown.