Features: 1.[Good Light Transmittance] Equipped with a high quality shell, has good light transmission performance and good gloss. 2.[Impact Resistance] Made of ABS material, the sound and light alarm is sturdy, durable and impact resistant. 3.[Low Temperature and Heat Resistance] The sound and light alarm has low temperature resistance and heat resistance. 4.[Good Insulation] Using sophisticated production technology, the sound and light alarm has good insulation and long service life. 5.[Wide Coverage] Covering a wide range, suitable for toilets, schools, hospitals, nursing homes and other places. Specification: Item Type: Sound Light Alarm_x000D_ Material: ABS_x000D_ Model: 103_x000D_ Color: Red_x000D_ Uses: Suitable for Toilets, Schools, Hospitals, Nursing Homes and Other Places_x000D_ Rated Current: 300mA_x000D_ Flashing Frequency: 150 Times/Minute_x000D_ Buzzer Level: 110db/30cm PackageList: 1 x SoundLightAlarm 2 x Screws 2 x Expansion Tubes