- 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 smooth touch experience. This makes it a thoughtful gift for loved ones, friends, or yourself. - Quiet alarm with strong vibration: Supports up to 6 independent vibration alarms. No need to turn on/off daily. 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: Displays time, date, and day of the week. Includes battery indicator, 6 alarm groups, 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 reliable performance without frequent charging. 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. Features power-off memory to retain all alarm settings, eliminating the need to reset after shutdown. 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 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