YASONG SLA-01W1 120dB Timed Motion Sensor Siren, 25W, 12 Tones, 10m Detection, IP65, USB Audio Accessories & Specialized Devices This model works by signal-triggered

This model works by signal-triggered operation: after power is connected

Up to 110dB siren sound for emergency warning

USB-C rechargeable 700mAh lithium battery for convenient charging

Rechargeable battery design for portable warning use

retail stores and industrial warning systems

YASONG SLA-01W1 120dB Timed Motion Sensor Siren, 25W, 12 Tones, 10m Detection, IP65, USB Audio Accessories & Specialized Devices This model works by signal-triggeredThe YASONG SLA 01W1 is a timed motion activated alarm siren with a 0120dB adjustable loud horn, LED strobe warning, and microwave motion detection for industrial and outdoor security alerts. This model stays in standby mode after power on and triggers audible and visual alerts when people or animals move within the detection area. The sensing range is rated up to 10m 32ft, and the timer function can set alarm working time. 0120dB adjustable volume