Specification Brand : MabelStar BulletPoint : video sewer drain inpection camera head 23mm stainless steel camera head CompatibleDevices : Camera ExternallyAssignedProductIdentifier1 : 0614993840781 ExternallyAssignedProductIdentifier2 : 614993840781 FocusType : Auto Focus ItemName : Video Sewer Drain inpection Camera Head 23mm Stainless Steel Camera Head ItemPackageDimensions_Height : 3.94 inches ItemPackageDimensions_Length : 7.87 inches ItemPackageDimensions_Width : 7.87 inches ItemPackageQuantity : 1 ItemTypeKeyword : video-inspection-equipment Manufacturer : MabelStar ModelNumber : MS-17740 PartNumber : MS-17740 ProductDescription : 23mm camera head Camera size 23x 45mm for pipe 25 to 200mm Camera casing material stainless steel Camera lens material Sapphire glass Sensor size 420 TVL 1/4 inch CMOS Viewing angle 120degree LED lighting 12 pcs high light white LEDs Waterproof level IP68 Pixels PAL 720X576 NTSC 720X 480 Signal System: PAL and NTSC are available, Please advice which Signal System you need, PAL or NTSC?