This item is not waterproof at all. Ip67 tell you that it can be used under water for 30min. Does not even work in humidity environment. Water in the lens so the picture you get is very blurred.
Picture 1 shows the moisture in the lens. Picture 2 was taken after 5 min in a humidity environment.
Send message to supplier and opened a dispute. Supplier advised me to post this on this portal
This was his message.
Dear friend, Pls share that video on Ali Express complaint portal. It is important for us to confirm the problem and give you best reply. Wait you replying. Sorry for the inconvenience, If you have send it, pls leave a message for us, Best wish.