- 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 is a thoughtful 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 silent, 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. Practical features designed for all-day use. Useful not only for waking up but also for setting silent alerts for important meetings or medication schedules. - Rechargeable and waterproof: Designed to be sweat-resistant and splash-proof (IPX5 rating), suitable for daily use including handwashing or rain exposure. The long-lasting rechargeable battery lasts up to 30 days on a full charge, eliminating the need for frequent battery replacements. Charges quickly via built-in USB port, compatible with power banks, adapters, and computers. - Easy to use: Simple setup without requiring Bluetooth or mobile app connection. All settings are programmed directly on the device. Power-off memory function retains all alarm settings even when powered down. Compact size allows easy portability and can be carried in a 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 charged via power bank) Functions: 1. Body temperature measurement: Automatically monitors body temperature throughout the day. If temperature reaches or exceeds 37.3°C, the device vibrates to alert the user. 2. Time and date display with adjustable settings 3. Vibration alarm clock with support for up to 6 alarm groups 4. Stopwatch and countdown timer 5. Fully charged battery provides approximately 30 days of operation