Feature: 1. Isolate the blades to prevent the blades from hurting people or being damaged by foreign objects, and improve flight safety, 2. Using high-toughness materials, it has strong impact resistance and compression resistance, reducing accidental damage to the machine, 3. The structure is strengthened and the anti-collision protection is further upgraded, 4. Lightweight design, easy to install and remove. Description: Material: ABS Applicable models: for Phantom 4/4 Pro Color: White Net weight: 97g Package weight: 112g Product size: 17.5*26.3*1.7cm Package size: 33*23*2.9cm Packing list: 1 set Guard ring Note: 1. Does not include the drone and other accessories, 2. Transition: 1cm=10mm=0.39inch, 3. Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering, 4. Please allow 1-3g error in weight. Make sure you don't mind before ordering, 5. Due to the difference between different monitors, the picture may not reflect the actual color of the item,please make sure you do not mind before ordering, Thank you!