The explosion-proof firefighter distress call device is a latest high-tech product developed based on the GA401-2002 standard and in accordance with the needs of on-site rescue operations. It features automatic alarm, forced alarm, direction indication, low voltage display and other functions, and is extremely convenient to use.

Precautions
1.The explosion-proof structure of this emergency call device is designed to be intrinsically safe and must be maintained by professionals

2.If the emergency call device has been placed for too long, it should be inspected in time, and the battery should be replaced or charged

3.Before use press the power switch button located on the front panel and verify the battery voltage. If the yellow undervoltage indicator does not flash within 2 to 5 seconds, this signifies that the fire alarm device is functioning properly and can be used. Conversely, if the yellow light does flash, the battery must either be charged or replaced.

4.When in use, each user of the emergency call device should be numbered to facilitate the inspection of the number of firefighters

5.This product is suitable for use in rainy and explosion-proof environments.​Those with damaged or cracked casings are not allowed to enter the rescue site.​

6.Before using the siren, you must read the instructions carefully and master the use method.

7.It is strictly prohibited to charge or replace batteries or dry wipe the surface of the emergency call device in flammable and explosive places.