Hey guys adjustable nozzle had released and arrived at our retailers. Here's the raw user manual, and we will have detail on our web-site after Chinese New Year .
1, Pull back the screw lock little bit , to unlock the adjuster screw.
2, Use a m1.5 hex key to turn the adjust screw to close ( power up) or open ( power down) the decompression hole.
3, Check if the screw sit in your prefer place.
4, Release the screw lock , and rotate the screw little bit to make sure the lock had into the lock position.
Wish everyone have a great Chinese New Year!