Rings for the mounting of optical devices / tactical flashlights. They have a diameter of 25/30mm, contain an adapter for devices with a diameter of 25mm. Can be mounted on a 20mm rail.
1 Light blinking: Charging from 0-25%1 Light solid- second light blinking: Charging from 25-50%2 Lights solid- third light blinking: Charging from 50-..