This propeller guard is a lightweight and durable accessory that adds extra safety to your drone by preventing collisions with obstacles. It's easy to install and comes with a carrying case for easy transport. The guard protects the propellers from breaking and even if it does break it is inexpensive to replace. The only downside is that it's not compatible with all drone models. Nonetheless, for those that are compatible, this is a great investment for added safety. Overall, a great addition to any drone owner's electronics collection.