The MSA Motion SCOUT Fall Alarm and Distress Caller, primarily used by firefighters, serves the purpose of providing directional lighting and audible/visual alerts. Building on the design philosophy of the FireFly distress caller, the MSA distress caller features a housing made of high-grade engineering materials with excellent high-impact resistance. It offers two-stage alerts with both sound and light indicators, and combines multiple functions, enabling temperature alarms, manual alarm reset, and more. Key features of the MSA Motion SCOUT Fall Alarm and Distress Caller include: IP67 protection rating, dustproof and waterproof; compliant with EU EN60079 standards, BVS07 ATEXE 154, 11 1G Exia IIC T3/T4, and bearing the CE mark. Product information: Weight: 230g [including battery], Dimensions: 100x75x45mm [LxWxH], Housing material: Molded engineering material, 10088031-CN Motion SCOUT Distress Caller, 10088032-CN Motion SCOUT K [with key-type] Distress Caller, 10088033-CN Motion SCOUT T [with temperature sensor] Distress Caller, 10088034-CN Motion SCOUT K-T [with key-type and temperature sensor] Distress Caller. Suitable not only for firefighting and rescue operations but also for urban search and rescue, tunnel exploration, and various other industrial applications.