Special Characteristics： l.Diameter：3．5 inch outer shell with aluminum alloy 2.With PTZ functions 3.360 degrees rotation with 12 degrees per second 4.32 positions can be preset simply 5.Standard RS-485 interface control Camera Specifications: Image Sensor:Use 1/3" Sony Color CCD CCD Total Pixels:512(H) x 582(V) Synchorization:Internal Video Output:VBS 1Vp-p75 ohm composite Auto White Balance:Auto Scanning Frequency Hori.:15.625KHZ（H） 50HZ Horizontal Resolution:470TV Lines S/N Ratio:More than 48dB Electronic Shutter:1/60~1/300,000 second Min. Illumination:0.5 Lux/F1.2 Mechanical System: Manual Pan Speeds:0~12 degrees / sec Manual Tilt Speeds:0~12 degrees / sec Pan Range:0~360 degrees Tilt Range:0~90 degrees Preset Position:32 points Interface:RS485 Preservation Temperature:-20 癈 to 65癈 Operation Temperature:0 癈 to 50癈 Power Supply:DC12V+10%,1.5A , internal Power Consumption:12VA Weight:2kg