... drain,sewer,pipe,duct,tubes inspection DUCT INSPECTION CAMERA SYSTEMTechnical specificationsCamera1. Color camera with sapphire glass lens2. Wide viewing angle ... 120°F (-28°C ~ 50°C)5. Stainless steel house Stainless steel 304PAL output1. NTSC output: 720X576(PAL), 720X480(NTSC)2 ... (4000mAh, included.)Dimensions1. Case 48cm x 41cm x 19.5cm2. Camera Ø23mm x 120mm3. Cable Reel Ø32cm4. Total net Weight ...