In this video Aaron Cowan from Sage Dynamics goes over the Thyrm Switchback 2.0 and it’s features.

The SwitchBack® 2.0 adds a multi-function finger ring and robust pocket clip to your tactical flashlight. It mounts securely between the light’s tailcap and body, providing a repeatable grip index during deployment from pocket or pouch, and enhances ergonomics while shooting or searching.