The diameter of the probe camera is only 5.5mm (0.21) , which can easily pass through small openings such as the spark plug hole of automotive
5.5mm Endoscope Camera with Light, Teslong Mechanic Borescope Inspection Camera with Monitor, Flexible Snake Probe Camera, Fiber Optic Scope for
Endoscope Dual Lens Inspection Camera 1080P HD Borescope, 5.5mm Snake Camera - K&F Concept
Wi-Fi Endoscope: HD Wi-Fi Endoscope Camera
Teslong Wireless Endoscope Camera 2.0 MP HD Borescope Camera for Iphone&Android WiFi Inspection Camera Flexible Snake Camera
Usb Snake Camera Iphone
【Upgraded 3.9mm Fiber Optic Camera】: Teslong wireless endoscope has a new 3.9mm tiny wide-angle lens. It can be applied to more narrow crevices. It
Wireless Endoscope Teslong, IP67 Waterproof 2.0MP HD Inspection Camera, 3.9MM WiFi Borescope Snake Camera with Large Capacity Batteries, Scope Camera
Wireless Endoscope Camera with Light, Teslong 1080P Handheld WiFi Inspection Camera for iPhone & Android Phone, 2.0 Megapixels Mechanic Fiber Optic Bore Scope, Dual Len Flexible Wall Snake Cam-16FT - Yahoo Shopping
Snake Inspection Camera
Teslong Wireless Endoscope Camera 2.0 MP HD Borescope Camera for Iphone&Android WiFi Inspection Camera Flexible Snake Camera
Borescopes & Endoscopes in Inspection & Analysis Tools
Flexible Snake Scope Camera