Usage Method & Attention
1. Correct usage method
Wipe clean before using thr\e product, Pay special attention the cushion ring no dust,
dust would cause air to enter.
Proper protect the lock ring would extend the service life of the product.

2. Mattes needing attention
Product inside no dust, maximum pressure no more than 15kg.
Use at standard temperature ranges, higher than 60 degrees celcius
or 20 degrees below zore would reduce the service life.
Only gas connection, not in a corrosive chemical environment such as
acids, bases, salts, etc. 
Do not remove the quickfit