二維碼
The inner circular hole of the switch cover has a guide inner rib. The outer side of the switch cover is provided with an assembly card slot,
the outer side of the switch seat is provided with an assembly card hook matching the assembly card slot; A switch cover positioning surface is arranged on one side of the switch cover,
and a switch seat positioning surface is arranged on the side of the switch seat. The switch cover positioning surface and the switch seat positioning surface are on the same side.
