Professional Waterproof 7mm Lens 50X USB Endoscope Inspection Camera Borescope Tube Snake Scope 4 LED Waterproof 7mm lens 50x USB endoscope inspection camera borescope Max size: 7mm800mm Focus: fixed focus, one handed operation easily Working platforms: Windows7/XP/Vista/Mac of/Linux Photograph: software or photograph on the cable, anti-tremble capture function