# Start with Payloads and Accessories

One of the standout features of the Elios 3 is its **modular payload system**, which allows it to be equipped with **different payloads and accessories** depending on the mission requirements.

<table data-view="cards"><thead><tr><th></th><th data-hidden data-card-cover data-type="files"></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><p><strong>LiDAR Payload (Standard)</strong> </p><ul><li>Purpose: 3D mapping and navigation </li><li>Use Case: Creating detailed 3D maps of indoor or underground spaces</li></ul></td><td><a href="https://3798671238-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FEUlQdNranSJ0ddu4qSxa%2Fuploads%2FcfRwIXwSDVUAD2uPPVjV%2FPackshot%20-%2068.jpg?alt=media&#x26;token=13c500f1-8841-4121-82ab-72276956fd5d">Packshot - 68.jpg</a></td><td></td></tr><tr><td><p><strong>Radiation Sensor</strong> </p><ul><li>Purpose: Detects and measures ionizing radiation </li><li>Use Case: Nuclear plant inspections, radioactive site assessments</li></ul></td><td><a href="https://3798671238-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FEUlQdNranSJ0ddu4qSxa%2Fuploads%2F9Y9JMXPgDUMmPmuoBivt%2F18-11-57-41.jpg?alt=media&#x26;token=3a855bf3-0eba-4a22-a9fe-c4e8b0ef221b">18-11-57-41.jpg</a></td><td><a href="start-with-payloads-and-accessories/start-with-rad-payload">start-with-rad-payload</a></td></tr><tr><td><p><strong>Gas Sensor</strong> </p><ul><li>Purpose: Detects gases like methane or CO2 </li><li>Use Case: Oil &#x26; gas industry, hazardous chemical environments</li></ul></td><td><a href="https://3798671238-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FEUlQdNranSJ0ddu4qSxa%2Fuploads%2F02KO0JtxknnMot0Sa1BW%2F28-12-25-17.jpg?alt=media&#x26;token=c490837d-cf65-42e8-a172-31696cc7dbc4">28-12-25-17.jpg</a></td><td><a href="start-with-payloads-and-accessories/start-with-gas-payload">start-with-gas-payload</a></td></tr><tr><td><p><strong>UT Payload</strong> </p><ul><li>Purpose: Metal Thickness measurement </li><li>Use Case: Structural Integrity Inspections with 3D data localization</li></ul></td><td><a href="https://3798671238-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FEUlQdNranSJ0ddu4qSxa%2Fuploads%2FfgBryARg2g4vVxdiob2O%2FUT%20PACKSHOT%20-%2023.jpg?alt=media&#x26;token=294c53dc-420b-45c0-a7ff-bb52c587a388">UT PACKSHOT - 23.jpg</a></td><td><a href="start-with-payloads-and-accessories/start-with-ut-payload">start-with-ut-payload</a></td></tr><tr><td><p><strong>Surveying Payload (LiDAR Rev7)</strong> </p><ul><li>Purpose: High resolution 3D mapping </li><li>Use Case: Creating detailed 3D maps of indoor or underground with survey grade accuracy</li></ul></td><td><a href="https://3798671238-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FEUlQdNranSJ0ddu4qSxa%2Fuploads%2FXOB5tdD76ncYFBJZBF88%2F31-15-24-36.jpg?alt=media&#x26;token=918ab8e5-6fab-43c0-9b6e-3173d927370b">31-15-24-36.jpg</a></td><td><a href="start-with-payloads-and-accessories/start-with-survey-payload">start-with-survey-payload</a></td></tr><tr><td><p><strong>Range extender</strong></p><ul><li><strong>Purpose:</strong> Enhances drone communication range in complex or obstructed environments.</li><li><strong>Use Case:</strong> Ideal for inspecting hard-to-reach areas like underground tunnels, sewers or large industrial sites.</li></ul></td><td><a href="https://3798671238-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FEUlQdNranSJ0ddu4qSxa%2Fuploads%2FO3l6MlNJkh7SNUVUHFHY%2FRex%20black.png?alt=media&#x26;token=b423d79a-1718-4e39-923e-ce31f2d09aac">Rex black.png</a></td><td><a href="start-with-payloads-and-accessories/start-with-range-extender">start-with-range-extender</a></td></tr></tbody></table>
