DecibelMeter-High measure db 2.0

Noise hazard: A type of sound that causes irritability or is too loud and harmful to human health. Noise not only affects hearing, but also adversely affects people's cardiovascular, nervous, and endocrine systems, leading some to describe noise as a chronic health hazard.

Product Features:

• Professional decibel tester: Offers high detection accuracy and ease of use for convenient measurement at any time and place.
• Decibel test record: Stores test results persistently for later viewing.
• Altitudinal meter: Provides real-time measurements of altitude, atmospheric pressure, azimuth, longitude, and latitude at the current location.

[Automatic Subscription Service Description]

1. Subscription price: Monthly subscription at $8.99/month.
2. Payment: Upon purchase confirmation and payment, the amount will be credited to the iTunes account.
3. Apple iTunes account will deduct the fee 24 hours before expiration, extending the subscription period upon successful deduction.
4. To cancel the subscription, navigate to iPhone "Settings" --> "iTunes Store and App Store" --> click "Apple ID", select "View Apple ID", enter the "Account Settings" page, click "Subscribe", select the AppVIP to cancel the subscription. The subscription will auto-renew unless canceled at least 24 hours before the end of the term.
5. Service agreement: Link to Agreement
6. Privacy agreement: Link to Privacy Agreement