Air-Alarm Wireless Outdoor Siren

Additioin Wireless Outdoor Siren (SM-103)
-- Operating power : 110~240VAC, 50Hz
-- Siren Sound 120dB
-- Size 202x112x65 (mm)
-- Power Consumption ≤ 40mA
-- Active Power Consumption ≤ 450mA
-- Maximum Alarm Sound with flash : 3 minutes
-- Wireless Transmitting Distance > 300ft (in open area)
-- Built-in 6VDC rechargeable backup battery (up to 100 hours)

This siren goes along with item # Air-Alarm1 and item # Air-AlarmDL