The M18 500GB Control Hub w/ ONE-KEY provides a versatile pipeline inspection system. The M18 500GB control hub is compatible with all M18 Modular Pipeline Inspection reels, is easily swapped between reel sizes, and wirelessly connects to the M18 Pipeline Inspection Wireless Monitor or a mobile device for viewing. Equipped with 500GB of internal memory, the user can store and organize recordings on board, and seamlessly share wirelessly to a mobile device or directly to a USB drive. The M18 500GB Control Hub features a built-in transmitter that energizes the push cable for line trace capability, making it easier to locate the camera head when in a sewer line. The M18 500GB control hub is compatible with ONE-KEY Technology, giving users the ability to track the tool's location, manage it in inventory, and lock the tool out to help protect users investment.Features: Up to 60m of wireless connectivity; One-Key technology allows for tracking, tool security, and inventory management; Up to 9 hours of runtime with an M18 REDLITHIUM-ION 5.0AH BATTERY; Wired connection backup to the M18 Wireless Monitor via USB-C port; Onboard USB port allows for saving findings on memory stick; Water tight battery door protects against water and debris; Specifications: Voltage 18 V Platform M18 Line Type Main Lines / Sewer Lines Video Display M18 Wireless Monitor or Milwaukee Pipeline inspection App Wireless Range 60m (200') Runtime Up to 9 hours (M18B5 Battery) Photo Format JPEG Video Format MPEG4 Internal Storage 500GB Line Trace Frequency 33 kHz, 83kHz Weight 3.5 kg