Feature: 1. Three different tones, allowing selection based on user preference. 2. Produces a high-decibel sound with an alarm output of up to 100dB. 3. Equipped with 2 built-in LEDs that emit bright flashing light when the alarm is activated, enhancing visibility during emergencies. 4. The alarm emits both audible sound and visual flashing signals to alert individuals during emergency situations. 5. Constructed with ABS material. Suitable for use in offices, shops, hotels, restaurants, and similar environments. Specification: Rated Voltage: DC 12V Rated Current: 100mA Voltage Range: DC 9-24V Alarm SPL: up to 100dB Tone Setting: Three tones Material: ABS Color: Red Working Temperature: -10°C to 50°C Item Size: Approximately 12.7 x 12.7cm (L x W x H) Item Weight: Approximately 121g / 4.3oz Package Size: Approximately 15.2 x 12.2 x 6.3cm / 6 x 5 x 2.5in Package Weight: Approximately 208g / 7.3oz Package List: 1 x Fire Alarm Siren 1 x Bracket 1 x Bag of Mounting Screws