YASONG SLA-05BY-P 130dB Wireless Outdoor Alarm Siren, 1.24 Mile Remote, 5Ah Backup Battery, USB Custom Voice, IP65 Remote Control Distance:2000m Turn on the internal power

Turn on the internal power switch before first use

The remote control range is rated up to 196 ft

allowing users to set operating times so the alarm activates only when needed

The YASONG SLA-05BY-500 is a wireless remote control alarm siren with a 0–130dB adjustable loud horn

YASONG SLA-05BY-P 130dB Wireless Outdoor Alarm Siren, 1.24 Mile Remote, 5Ah Backup Battery, USB Custom Voice, IP65 Remote Control Distance:2000m Turn on the internal powerThe YASONG wireless outdoor alarm siren is designed for long range warning and remote activation in warehouses, factories, workshops, and other large properties. It combines a powerful 130dB audible alarm with a 1. 24 mile wireless remote control range for convenient warning activation from a distance. A built in 5Ah backup battery helps maintain alarm capability when backup power is needed, while USB custom voice support allows warning audio to be