Infrared night vision monocular with vanadium oxide non-cooling focal plane (25mm focal length) lens, imported high sensitivity SDP, 384 x 288/50 HZ refresh rate. [WIFI and APP connection support]: CS-3A Thermal camera and night vision with built-in 32GB TF card and connect CS-3A with android and IOS smartphone via lr-tracker mobile app for capturing, recording, taking photos, playback etc, settings etc. [HD Thermal Imaging Camera]: CS-3A HD 1280960 pixel built-in screen with 14° x 10.5° field of view and good imaging. Cost-effective thermal imaging night vision camera with more image details at the angle of view, giving you a very clear visual experience 8-14? Thermal imaging night vision goggles have 4x magnification, large aperture 25mm lens, making its minimum focus distance at 50cm, the maximum detection distance changes with the target volume and heat, such as car volume (2.3 x 2.3m) its maximum detection distance at 1100m, and identification distance at 560m. [Observation Mode]: The thermal optical monocular with illuminated indicator beam supports 4 modes of black heat – white heat – red heat pseudo-colour for urban observation, law enforcement, hunting, displaying body temperature in a clear and realistic image, targeting and quickly identifying thermal anomalies and possible heat leaks in industry. Firefighters can also use it to find the hottest areas in a fire.