Features: 1. [Good Light Transmittance] Designed with a high-quality shell, offering excellent light transmission and gloss. 2. [Impact Resistance] Constructed from durable ABS material, this sound and light alarm is tough and resistant to impacts. 3. [Good Insulation] Utilizing advanced production technology, the sound and light alarm provides effective insulation and a long lifespan. 4. [Low Temperature and Heat Resistance] This sound and light alarm is capable of withstanding both low and high temperatures. 5. [Wide Coverage] Ideal for various settings, suitable for restrooms, educational institutions, healthcare facilities, assisted living centers, and more. Specification: Item Type: Sound Light Alarm Material: ABS Model: 103 Uses: Suitable for Restrooms, Schools, Healthcare Facilities, Assisted Living Centers, and Other Locations Rated Current: 300mA Flashing Frequency: 150 Times/Minute Buzzer Level: 110db/30cm Package List: 1 x Sound Light Alarm 2 x Screws 2 x Expansion Tubes