4G network wireless battery camera $ 68.50 Pixel: 2 million (dpi) Type: Network Camera Horizontal resolution: 1080p (TVL) Minimum illumination: 0 (Lux) Resolution: 1080P Lens: 6 (mm) S/N ratio>: 48 (db) Working temperature: -20~50 () Backlight compensation: automatic Size: 1/3 (inch) Power supply voltage: 5 (V) Electronic shutter: 1/100000 Alarm function: human detection Material: Advanced ABS Use environment: outdoor Effective distance: 30 meters Surveillance camera lens: 3.6MM Lens focal length: 3.6MM PTZ control: mobile APP Computer monitoring; mobile phone remote monitoring