otoscope - 30$, extremely useful - toenail fungus asubha movie - manasi karoti on that asubha nimitta!

otoscope - 30$,  great for getting pictures of video of places on your body you can't see, or need a close up on. For example, you can use the camera to check your backside for tick bites, etc. 

Works on PC windows 10, and android device.