The Vertical Bumper Case for Insta360 ONE R is compatible with the Vertical Battery Base, and can be assembled with the ONE R 4K Wide Angle Mod, 1-Inch Wide Angle Mod, or Dual-lens 360 Mod. Includes 1x Vertical Bumper Case. ONE R is not waterproof or designed for extreme action shooting when assembled with the Vertical Bumper Case.