- 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 is a unique 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, continuous reminders such as toilet training, homework, medication, hydration, waking up, exercise, daily planning, or routine tracking. - Multifunctional: Displays time, date, and day of the week. Includes battery indicator, 6 alarm groups, 12/24-hour format, countdown timer, stopwatch, and temperature measurement. These practical features support not only wake-up alerts but also all-day reminders for important tasks like meetings or medication. - 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. 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, so there's no need to reset after turning off. Compact size allows easy portability and fits conveniently 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 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 device vibrates to alert the user. 2. Time and date display with setting capability 3. Vibration alarm with support for up to 6 alarm groups 4. Countdown timer and stopwatch 5. Fully charged battery provides approximately 30 days of operation