1. Body temperature measurement: Automatic body temperature monitoring throughout the day. When the measured temperature exceeds 37.3°C, the bracelet will vibrate to alert. 2. Time / Date display 3. Vibration alarm with support for two customizable alarm groups 4. Chronograph function 5. Rechargeable lithium polymer battery provides up to 30 days of operation on a full charge Note: The above functions are available on the standalone device without requiring connection to a mobile phone or computer software Specifications: Measurement accuracy: ±0.1°C (measured under liquid pocket conditions) Measuring range: 30–45°C Alert method: Vibration motor Display screen: LED display Water resistance rating: IPX57 Charging voltage: DC 5V (built-in USB allows direct charging from power bank or adapter) Product material: Environmentally friendly silicone strap + ABS case Battery capacity: 55mAh, 3.7V Product weight: 17g Operating environment: -10°C to 50°C Product dimensions: 240 x 16 x 8mm (L x W x H) Package weight: 48g (including product, instruction manual, and packaging) Product packaging dimensions: 110 x 90 x 26mm (PET blister pack) Package Included: 1 x V9 Watch 1 x Chinese/English user manual Note: Due to differences in lighting and screen settings, the actual product color may vary slightly from images. Slight dimensional variations may occur due to manual measurement. Sold by DIMEANI official store