Silent Vibration Alert Device, Waterproof Countdown Timer Reminder, Personal Alarm Clock with Vibrating Notifications

- 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 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 for more than just waking up—use it for all-day reminders. Set silent alerts for important meetings or medication schedules. - Rechargeable and waterproof: Designed to be sweat-resistant and water-resistant (IPX5 rating), safe from splashes and rain. No need to remove during handwashing or light exposure to water. The long-lasting rechargeable battery lasts up to 30 days on a full charge, eliminating the need for frequent battery replacements. Quickly recharge anytime via USB port. - Easy to use: Simple setup with no Bluetooth or app connection required. Program directly on the device. Power-off memory function retains all alarm settings, so you don’t need to reset after turning off. Compact size fits easily 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 wristband vibrates to alert. 2. Time and date setting 3. Vibration alarm clock: Supports up to 6 alarm sets 4. Stopwatch timer 5. Fully charged unit operates for approximately 30 days