Metal Hand Crank Siren Horn, Manual Handheld Air Raid Siren, Portable Loud Emergency Safety Siren, Red
$44.99
Price: $44.99
(as of May 20, 2024 09:32:39 UTC – Details)
Specification:
Sound Rating: 110±2dB(A) @1M
Frequency: 550±20Hz (Dependent on Rotation Speed)
Material: Aluminum Alloy
Weight: 2.65lb
[FEATURE] The siren with manual operation is used for emergency warning and easy to carry.
[FIT FOR] Handheld alarm siren is used for factories, families, schools, flood control, disaster relief, public and industrial occasions.
[FUNCTION] By manually rotating the handle, the transmission step by step acceleration to achieve the purpose of sound, the sound depends on the rotation speed of the handle.
[HIGH QUALITY] It is made of durable aluminum alloy that is sturdier and wear resistant.
[NOTE] This hand alarm can be warning timely to reduce the loss of people ‘s property and casualties.
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