ABCOnline Endoscope, 5.5mm Waterproof USB Borescope Inspection Camera Snake Camera with 6 LED Adaptation for Andorid Phone/Windows 2000/XP/Vista/7 (5.5MM, Black)
I put this scope to use as soon as it arrived. It connected easily enough through an app that was a quick download. It helped me locate an oil leak that I was unable to to find previously. I'm very impressed with the quality of the picture.