Handheld Manual Siren Aluminum Alloy 110dB Emergency Alarm
When you need to warn people fast without relying on electricity, this handheld siren delivers a loud manual alarm you can use almost anywhere.
Its hand lever operation makes it a practical choice for schools, factories, outdoor sites, rescue situations, and other places where powered alarms are not available or cannot be used.
Why This Handheld Siren Works When You Need It Most
✅ Get attention quickly with a 110 ± 2 dB alarm output.
✅ Stay ready during outages with manual operation that needs no power supply.
✅ Reach people farther away with a transmission range of up to 1000 m.
✅ Carry it easily between locations thanks to the portable, lightweight design.
✅ Use it in demanding environments with durable aluminum alloy construction.
✅ Set it up fast without tools when time matters.
The 550 ± 20 Hz audio frequency is designed for clear emergency signaling, helping your alert cut through busy surroundings. At 23 cm high with an 11.5 cm outer diameter, it stays compact enough to store and carry.
You receive 1 handheld siren in green. The aluminum alloy body combines portability with strength for repeated emergency use.
Compact design is easy to carry.
Manual lever enables power-free operation.
Green finish is easy to identify.
Portable body suits mobile emergency use.
Aluminum alloy body is shown clearly.
Hand-crank structure is visible here.
Compact dimensions support simple storage.
Side view shows the siren profile.
Shape supports quick handheld use.
Design appears easy to position.
Manual alerting needs no wiring.
Simple construction supports fast setup.
Portable format fits emergency kits.
Visible handle supports steady grip.
Green body stands out visually.
Manual mechanism is clearly displayed.
Form factor remains compact and practical.
Emergency signaling tool shown in detail.
Body design looks durable for repeated use.
Package includes one handheld siren.
Choose this handheld siren for reliable manual emergency alerting anywhere.
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