I needed one of these to investigate the unreachable areas in my garage and behind my kitchen cabinets. Found these on Amazon and just ordered them. Looks quite useful.
They have it in small and medium sizes.
Authentication: This product has passed REACH,PAH,6P, CE, ROHS, FCC, etc approvals.
Model No. : IC-P01
Lamp-house: 6pcs highlighted LED lights (6 level Adjustable brightness)
High resolution:640*480 pixel
The waterproof index of lens and flexible tube : IP67
Lens Dia. : 8.5mm
Interface: USB 2.0
USB cable length:2000mm
Camera head Dia.:5.5mm
Sensor:1/10 VGA CMOS
Operating system:Windows XP/Vista/Win7/Win8/Win10
Function:picture and video capture
Content:CD,Manual,USB Endoscope with gift box packed
This inspection camera is ideal for many applications:
Automotive applications: vehicle maintenance, checking under the hood, etc.
Household use or maintenance&home improvement: observe drains, gutters, vents, behind
walls, inspect buildings for electrical wires, check for pests, termites, etc.
Windows 2000/XP/Vista/7 (Windows 2000/XP: plug&play; Windows Vista/7: Need to install the software CD)
1 x Handheld Endoscope with USB Cable
1 x Software CD
1 x Instruction Manual