YASONG SLA-800BY 120dB Portable Rechargeable Remote Siren, 500m Range, 2600mAh Battery, 12 Tones, IP65 Product Size:22 × 11.3 × 15cm and the sound volume or

and the sound volume or tone should be adjusted by the side button

buses and work vehicles

The listed remote control distance is 0–8m

LED strobe warning for audible and visual alerts

YASONG SLA-800BY 120dB Portable Rechargeable Remote Siren, 500m Range, 2600mAh Battery, 12 Tones, IP65 Product Size:22 × 11.3 × 15cm and the sound volume orThe YASONG SLA 800BY is a portable rechargeable remote control siren with a 120dB adjustable sound output, LED strobe warning, and a built in lithium battery for temporary outdoor warning use. This model includes a large remote for alarm on off control and a small infrared remote for adjusting volume, tone, and alarm mode. The wireless remote range is rated up to 500m 0. 31 miles in open areas without walls. 120dB adjustable sound controlled by