Smartphone Round Base L7 Retractable Multifactional Mobile Holder Stand Material: Steel + Plastic Base Diameter: 11.5cm Height: 22 to 30 cm, Adjustable Applicable for: Conference rooms, schools, stage, shooting field, online singing, live streaming How to assemble: 1. Pull out retractable stand from the large base pole 2. Screw base pole into the stand. 3. Screw to part with ball head onto the retractable pole 4. Put the screw lock into the ball head. 5. Put the phone mount onto the ball head 6. Screw the lock onto the mount
