Person Detection and Wireless Signal Icon - Universal Symbol for Proximity Sensors #2353108 (License: Personal Use)

The image shows a stylized human silhouette above three curved, concentric arcs, evoking signal transmission or field detection. Its minimalist black-and-white design ensures high legibility across digital and physical signage. This symbol is widely adopted in user interfaces for touchless systems, occupancy sensors, and NFC/RFID-enabled devices.

Used on websites, apps, and hardware interfaces to indicate presence detection, contactless entry, or wireless interaction; matches user intent for understanding sensor functionality or accessibility features.