1. Field Angle: 70 degrees
2. Waterproof grade: IP67
3. Two-in-one multi-function USB port
4. Best focal length: 1.4-1.8cm
5. Support system: android phone/tablet/computer
1MP HD Visual Ear Nose Tooth Endoscope Borescope with 6 LEDs, Lens Diameter: 5.5mm
$38.01