The Revo is the only automatically locking belay device which has a completely panic-proof locking mechanism. The Revo has no method of over-riding the locking mechanism, during belaying, or when lowering a climber. With Revo you use intuitive belaying method, which requires no changes to standard belaying technique. It handles like a tube style belay device. The locking function works regardless of the rope direction. Revo is compatible with any carabiner to EN 12275. Revo is an excellent belay device for your trad climbing trips or sport climbing project indoors and outdoors. Brake assist: Dual direction design This feature eliminates one of the most common causes of belay related accidents; when a belayer loads the rope into the device in the wrong direction. The rope can be loaded into the REVO in either direction and in the event of an uncontrolled fall or descent the inertia reel mechanism activates, gripping the rope and arresting the fall. Panic proof locking mechanism: Handle