1	the lens diameter	4mm more smaller
2	hardware pixel	1 million hardware pixels
3	shaped hose	freeform shaped hose
4	anti-fog technology	new waterproof and anti-fog technology
5	user friendly	precise manual focus
6	cold light source	LED cold light source

Advantage

1	S3 is latestly launched endoscope with 4mm lens diameter, smaller size, better perfomance. It is widely used in eardrum checking,nose inspection and throat inspection.
2	S3 adopts 1 million hardware pixel CMOS chips to provide better clarity. While a lens diameter of 4mm is guaranteed, the image is clear still.
3	S3 adopts the updated version of metal serpentine hose made of steel wire. Covered by environmental-friendly composite film, flexible shaped hose can be freely bent and stably fixed.
4	New waterproof and anti-fog technology ensures long-lasting and clear images. New waterproof and dustproof materials and structural design to shield light interference, better image quality, better dirt-resistant, easy to clean.
5	Fine manual focus makes easy to see near and far. Gravity-balanced hand grip for more convenient operation. Sandblasted surface anti-slip and war resistant.
6	Sufficient lighting and comfortable temperature. Equipped with 4 light source LEDs, and structural temperature control to prevent the lens from overheat.
7	Applicable for both Android and iPhone, as well as Windows system.

Standard configuration

1	main unit	1pc
2	user's manual	1pc
3	USB flash drive (software included)	1pc

Optional

USB-wifi adapter

How to use with computer

1	Install and open the software
2	Connect the product to the computer
3	Adjust the focal distance and then adjust manual focus until image is clear.
4	Adjust brightness and then take pictures.

How to use with smartphone

1	Scan the QR code to install APP
2	Connect USB device and Wifi box
3	Connect smartphone to wifi
4	Adjust the focal distance and then adjust manual focus until image is clear.

Transmission Distance 6m Resolution 1280*720 Camera Intraoral Wifi

Portable Ultrasound Scanner