Earthquake Alarm

1. Your safeguard for 24 hours a day, 365 days a year.
2. Detecting of P and S waves allows more escaping time.
3. Care-free rechargeable batteries give you the maximum security.
4. Tested by actual earthquakes.
5. Based on MEMS (Micro-Electro-Mechanical Systems) techniques, it is reliable and easy to use.
6. Earthquake induced disorientation can cause people to become confused. Earthquake alarm can eliminate confusion, save valuable seconds and provide peace of mind.

Main functions
1. Detection of both P and S waves
2. Voice alerts with choices of voice contents and volume
3. Wireless SOS, and voice "Help" of 120dB, emergent illumination
4. With LCD screen