How does water resistance certification (IP68) influence the longevity of an iPhone after water exposure

1. Water Resistance Rating:
- The IP68 rating indicates that the iPhone 15 Pro and Pro Max can be submerged in water up to 6 meters deep for up to 30 minutes without sustaining damage. This rating ensures that the device is resistant to small solid particles like dust and can withstand immersion in fresh water[2][3][5].

2. Impact on Longevity:
- The IP68 rating does not mean the iPhone is waterproof. It means that the device is designed to withstand accidental water exposure, such as a brief submersion in water. However, prolonged or repeated water exposure can still cause damage over time.
- The water resistance is not a permanent condition and can degrade with normal wear and tear. This means that the device's water resistance capabilities may decrease as the seals and components age[1][3].

3. Handling Water Damage:
- If an iPhone 15 Pro or Pro Max is exposed to water, it is crucial to handle it correctly to minimize damage. Immediate actions include turning off the device, removing any water from the charging port and speakers, and allowing the device to dry thoroughly[3][5].
- Leaving water inside the device or charging it while it is wet can lead to further damage, such as short circuits or corrosion of internal components[2][3].

4. Salt Water Exposure:
- The IP68 rating only applies to fresh water, not salt water. Exposing the iPhone to salt water can cause severe damage over time, leading to costly repairs or the need for a new device. It is recommended to avoid salt water exposure altogether[2].

5. Drying and Cleaning:
- Proper drying and cleaning are essential after water exposure. This includes removing any visible water, wiping down the device with a soft cloth, and allowing it to dry in a dry area with good airflow. Avoid using heat sources like hairdryers to dry the device[3][5].

In summary, while the IP68 rating provides some protection against water exposure, it is not a guarantee of longevity. Proper handling and drying are crucial to minimize damage and extend the lifespan of the device after water exposure.