Buy A&A Detector Earthquake Get Early Warning of Impending Earthquake Quake Alarms LED

Current Price: $16.98
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Features and Specifications:

• Tips: This alarm is the principle of induction shake alarm occurs, so please be installed in an environment without external interference, such as your own home in a seaside town, or if you live in a ship on the sea, similar to the kind of living environment in itself causes the non-seismic shaking, then you are not home is not suitable for such a use of the instrument. Please buyer friends before you buy, measure around the environment.
• The right of the toggle switch alarm “ON” position, the red indicator fade, light off after 15 seconds. State of alert, when the alarm or minor shock when struck, will be issued 120dB alarm sound immediately. The alarm time is about 30 seconds. This product can be directly linked to the need for a security position, the back of a magnetic disk can also be directly attracted to the metal object.
• Part Number: 1
• More features

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