Side with knob, adjustable from 7° to 90° Compact and compact in design, easy to carry 8 Gear ( 1 / 128~1 / 1) of power can be adjusted, with each gear supporting 1 / 3 incremental, precise and delicate Supports both manual and automatic modes, balancing photoshoots efficiency and fun Wide compatibility, compatibility with mainstream cameras in the market, not need for frequent disassembly