Features: Product Name: Smart Camera Pixel: 4 million (dpi) Type: Network Camera Style: spherical mini Horizontal resolution: 600 (TVL) Minimum illumination: 0.001 (Lux) Resolution: 4MP Lens: 4 (mm) Signal to noise ratio>: 48 (db) Working temperature: -40-40 (?c) Backlight compensation: support Size: 1/4 (inch) Power supply voltage: 9 (V) Electronic shutter: not supported Weight: 0.5 kg Alarm function: support Material: Plastic case Memory: 128G Use environment: indoor Effective distance: 50 meters Surveillance camera lens: 1 Lens focal length: 4mm PTZ control: support Computer monitoring: support Irradiation distance of infrared light: 50 meters Estimated delivery timeLsAbout 10 business days.We will use standard shipment for the orders. Normally it may need about 10 days, but sometimes please note: Delivery times are as provided by our carriers and are estimates only. Delays may occur during peak periods, and due to factors outside the carriers control."