Portable Rechargeable Design
The SLA-800BY-500 has a handle and built-in lithium battery for portable use. It is suitable for temporary warning areas where fixed wiring is not convenient.
Portable 500m remote warning
Portable 500m remote warning
Charge the siren before use and turn on the side power switch before activating the alarm. The 500m remote range is based on open-area use without walls.
Check the capabilities that matter before you choose a configuration.
The features that most directly affect how this model works and where it fits.
The SLA-800BY-500 has a handle and built-in lithium battery for portable use. It is suitable for temporary warning areas where fixed wiring is not convenient.
The large wireless remote can turn the alarm on or off from up to 500m / 0.31 miles in open areas without walls. Actual distance may be reduced by obstacles.
The small infrared remote works within about 8m / 26.2ft and can adjust volume, tone and alarm mode, including sound only, light only, and sound-light alarm.
Quick technical checks before ordering.
The 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.
Please turn on the side power switch before use. The remote range may be reduced by walls, buildings, metal structures, or other obstacles.
If this control method or feature set is not what you need, start with the requirement that matters most.
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