- High quality: This reminder clock with vibration alarm features 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 makes a great gift for loved ones, friends, or yourself. - Quiet alarm with strong vibration: Supports up to 6 individual vibration alarms, no daily on/off required. The quiet, strong vibration does not disturb others, making it ideal for discreet reminders such as bathroom breaks, homework, medication, hydration, waking up, exercise, daily planning, prayer, or routine tracking. - Multifunctional: Features time, date, and weekday display, battery indicator, 6 groups of alarm settings, 12/24-hour format, countdown timer, temperature measurement, and more. These practical functions support all-day reminders, including silent alerts for important meetings or medication schedules. - Rechargeable and waterproof: Designed to be waterproof and sweat-resistant, suitable for use during showers. The long-lasting rechargeable battery lasts up to 30 days on a full charge, providing uninterrupted performance without the need for frequent battery replacements. It can be conveniently charged anytime via USB port. - Easy to use: Simple setup with no Bluetooth or mobile app required. All settings are programmed directly on the device. Power-off memory function retains all alarm settings, eliminating the need to reset after turning off. Compact size allows easy portability and fits comfortably 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 allows direct charging from power bank) Functions: 1. Body temperature measurement: Automatically monitors body temperature throughout the day. If temperature 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 groups 4. Stopwatch timer 5. Fully charged unit operates for approximately 30 days