- 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, 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 quiet, strong vibration does not disturb others, making it ideal for discreet, continuous reminders such as toilet training, going to the bathroom, doing homework, taking medication, drinking water, waking up, exercising, or maintaining a daily routine. - 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, providing reliable performance without the need for 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. Power-off memory function retains all alarm settings, eliminating the need to reset after shutdown. Compact size allows for easy portability and can be stored in a shirt pocket or bag. Material: Silicone + ABS Battery capacity: 75mAh 3.7V Operating environment: -10C to 50C 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. When temperature reaches or exceeds 37.3C, 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 timing function 5. Fully charged battery provides approximately 30 days of use