Vibration Alarm Watch, Vibrating Alarms With Countdown Timer, Waterproof Vibration Alarm Reminder Clock, Personal Alarms - High quality: This reminder watch features 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 clear visibility. - Quiet alarm with strong vibration: Supports up to 6 individual vibration alarms. No daily on/off required. Strong, silent vibration ensures discreet reminders for daily routines such as taking medication, drinking water, exercising, or maintaining schedules. - Multifunctional: Displays time, date, and day of week. Features 6 alarm groups, 12/24-hour format, countdown timer, stopwatch, and temperature measurement. Useful for daily planning and silent reminders. - Rechargeable and waterproof: IPX5 waterproof and sweat-resistant design. Built-in rechargeable battery provides up to 30 days of operation on a full charge. Charges via built-in USB port. - Easy to use: Simple setup without Bluetooth or mobile app. All settings saved in memory when powered off. Compact size fits comfortably on wrist or in a pocket. Material: Silicone + ABS Battery capacity: 75 mAh, 3.7 V Operating temperature: -10°C to 50°C Waterproof rating: IPX5 Charging voltage: DC 5 V Functions: 1. Temperature measurement 2. Time and date display and setting 3. Vibration alarm (up to 6 alarms) 4. Stopwatch and countdown timer 5. Up to 30 days of battery life on a full charge