- 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 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 daily routines. - Multifunctional: Displays time, date, and day of the week. Includes battery indicator, 6 groups of alarm settings, 12/24-hour format, countdown timer, stopwatch, and temperature measurement. These practical features 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 light rain (not for showering or submersion). The long-lasting rechargeable battery lasts up to 30 days on a full charge, providing uninterrupted performance without the need for frequent battery replacements. Charges quickly and conveniently via USB port, compatible with power banks and standard USB chargers. - 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 for easy portability and can be conveniently stored 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 connection to power bank or USB charger) 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 with support for up to 6 alarm groups 4. Countdown timer and stopwatch 5. Fully charged battery provides up to 30 days of operation