... sewer,pipe,duct,tubes inspection DUCT INSPECTION CAMERA SYSTEMTechnical specificationsCamera1. Color camera with sapphire glass lens2. Wide viewing angle ... 304PAL output1. NTSC output: 720X576(PAL), 720X480(NTSC)2. Waterproof IP68Cable1. Special gold point touch connector to camera2 ... /1000mA (included.)2. Lithium battery box (4000mAh, included.)Dimensions1. Case 48cm x 41cm x 19.5cm2. Camera Ø23mm x ...