YASONG SLA-05BY-P 130dB Wireless Outdoor Alarm Siren, 1.24 Mile Remote, 5Ah Backup Battery, USB Custom Voice, IP65 Hand Crank Alarm Siren 25W alarm power for fixed

25W alarm power for fixed security warning points

the built-in lithium battery can keep the siren and warning light working for about 2 hours

The YASONG SLA-09 is an 80W outdoor industrial alarm siren that combines a maximum 130dB audible warning with a bright LED strobe for ports

30W solar charging with 12V / 10000mAh rechargeable battery

This model works by power-on operation: the beacon light and buzzer operate when powered on

YASONG SLA-05BY-P 130dB Wireless Outdoor Alarm Siren, 1.24 Mile Remote, 5Ah Backup Battery, USB Custom Voice, IP65 Hand Crank Alarm Siren 25W alarm power for fixedThe 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