Step 1, Starting from the bottom half, press and hold the middle part, open the outer lock at the bottom and pull it out until you see the number, select the appropriate length, and thenclose the puter lock.
Step 2, Open the outer lock and adjust the middle part. After adjustment, let the pole touch the ground to see if the height is suitable for you.If not, please adjust the middle part again until you feel natural and comfortable.
Step 3, Caution: To avoid damage, DO NOT EXCEED THE"stop"mark.