YASONG SLA-315X 120dB RGB Sound and Light Alarm, 485 Communication, Adjustable Volume, USB Voice Upload, IP65 Recordable Alarm Siren The siren itself has no

The siren itself has no built-in battery

3W LED beacon light for low-power visual warning use

warehouses

The YASONG SLA-01HK+ABT100 is an outdoor infrared beam alarm kit that combines a 120dB sound-and-light siren with a dual-beam infrared detector for perimeter security

and this model does not include sound

YASONG SLA-315X 120dB RGB Sound and Light Alarm, 485 Communication, Adjustable Volume, USB Voice Upload, IP65 Recordable Alarm Siren The siren itself has noThe YASONG SLA 315X is a 120dB sound and light alarm designed to provide clear audible and visual warnings in industrial environments. It combines switchable RGB warning colors, adjustable volume, 485 communication, and USB voice upload in one integrated warning device. This model supports 485 communication control for integration with compatible control systems. The warning volume can be adjusted for different environments, while the RGB light