NightRide PRO-SL S04 640 USB Black. Compact durable and easy to install it combines wide thermal coverage with USB connectivity for seamless streaming and recording in mission-critical environments. With its advanced 640 x 512 thermal sensor and wide 48 degree field of view the Pro-SL S04 USB delivers unmatched clarity and detection range in all conditions. Installation is fast with the Unity S04 Spotlight Mount and replacement ring while USB-A 3.1 connectivity to a Windows laptop powers the unit and streams video simultaneously. Mechanical pan/tilt expands coverage and recording can be set to continuous or event-based. Rugged and weather-sealed to IP67 standards it operates in extreme temperatures from -40 degreeF to +140 degreeF with only 3W of power draw. Specifications for NightRide PRO-SL S04 640 USB: Manufacturer: NightRide Color: Black Resolution: 640x512 pixels Weight: 5.5 lb Field of View Angle: 12 degrees Thermal Sensitivity: -40 - 140 degrees Fahrenheit Refresh Rate: 25 Hz Range of Detection: 1600 m Objective Lens Diameter: 35 mm Water Resistance Level: IP67 Features of NightRide 360 HighRes 640-35 35mm Telephoto Thermal Imaging Cameras High-resolution 640 x 512 thermal imaging Unity S04 Spotlight Mount with quick-install replacement ring Designed for retrofits and new builds USB-A 3.1 laptop connection for power + streaming Mechanical pan/tilt for expanded coverage Always recording or event-based recording modes Rugged IP67 sealed design Package Contents: NightRide 360 HighRes 640-35 35mm Telephoto Thermal Imaging Cameras NightRide NRP-SL640U: PRO-SL S04 640 USB Black