Proudctu Features:

Durable, high volume, therefore, to send signals to ease the distance of the sound

Used in a variety of crane, ship, fire alarm system, and Banks, security alarm relay.

Color:Red Material:AL+Metal

Insulation resistance:100MΩ at 500Vdc

Withstand voltage:500VAC,50/60HZ in 1 minute

IP grade:IP44

Power: 220AC

Sound:120DB 1350HZ