After first view, everything will be clear. Caver or canyoner see suitable device for self-belaying to traverse or swinging over as well as device for haul haul bag under hanging.
Climber remember move away sling or haul bag, which is needed to pullup and hang.
All workers in heights then see clasical belay and positioning device with all needed certifications. You can call it as you want, but the one thing is important - Lanyard puts together simplicity and functionality.