SAVE TIME & MONEY - This is a GREAT tool for auto maintenance, home inspection, electrical installs, HVAC fixes and household DIY. The 0.21inch endoscope camera can easily pass through a spark plug hole to inspect an engines combustion chamber. Or just drill a hole on the wall to enter the inside wall for viewing, eliminating the trouble of destroying the wall. DUAL LENSES - See more! - Two complete cameras are built into the end of the 9.8-foot-long flexible probe. One button toggles between the front-view camera and the side-view camera at any time in a narrow area to get a different field of view. No extra mirror is needed. 5" 720P Screen - The handheld endoscope monitor features a 5" (720P) color IPS LCD screen with (1280x720) HD image resolution and a 3500mAh rechargeable battery. It is made of industrial-grade plastic and toughened glass, making it drop-resistant, slashproof, and perfect for industrial inspections. IP67 WATERPROOF - The borescope is rated IP67 wate