1m Cable Industrial Video Inspection Borescope 3.5 Endoscope with 3.9mm Camera Min.Bending Radius: 10cm in diameter ; Operating Temperature: -20~60C(-4~140F) Cable Camera: 3.9mm dia ; Pixel : 640*480 Video Format: RGB ; Sensor: Optical format CMOS image sensor ; Focus distance: 30~80mm 8000hrs. lamp life ; Flexible Cable Length: 1 meter ; Diameter: 3.9mm Waterproof Rating: IP67 ;Working Temp Range: -10~50C ; Storage Temp Range: 0~40