- High quality: This reminder clock with vibration alarm has a stylish and soft silicone strap that is lightweight, durable, and hypoallergenic. The case is made of ABS + PC material, lightweight and comfortable to wear. The bright screen provides a comfortable touch experience. This is a unique gift for your loved ones, friends, or yourself. - Quiet alarm with strong vibration: Supports up to 6 individual vibration alarms, no daily on/off required. The silent, strong vibration does not disturb others, making it ideal for discreet, continuous reminders such as bathroom breaks, homework, medication, hydration, waking up, exercise, daily planning, prayer, or routine tasks. - Multifunctional: Features time, date, and weekday display, battery indicator, 6 alarm groups, 12/24-hour format, countdown timer, temperature measurement, and more. These practical functions support not only wake-up alerts but also all-day personal reminders. Set silent alerts for important meetings or medication schedules. - Rechargeable and waterproof: Designed to be waterproof and sweat-resistant, suitable for use during handwashing or in rainy conditions. The long-lasting rechargeable battery lasts up to 30 days on a full charge, eliminating the need for frequent battery replacements. Equipped with a built-in USB charging port for convenient charging anytime, anywhere. - Easy to use: Simple setup without requiring Bluetooth or a mobile app. All settings are programmed directly on the device. Power-off memory function retains all alarm settings, so there's no need to reset after turning off. Compact size allows easy portability and fits conveniently in a shirt pocket or bag. Material: Silicone + ABS Battery capacity: 75mAh 3.7V Operating environment: -10°C to 50°C Waterproof rating: IPX5 Charging voltage: DC 5V (built-in USB can be directly plugged into a power bank for charging) Functions: 1. Body temperature measurement: Automatically monitors body temperature throughout the day. When temperature reaches or exceeds 37.3°C, the wristband vibrates to alert the user. 2. Time and date setting 3. Vibration alarm clock with support for up to 6 alarm sets 4. Stopwatch timing function 5. Fully charged unit operates for approximately 30 days