Klein Tools ET16 Borescope features a 9 mm camera surrounded by 6 LEDs attached to a 10-Foot (3 m) armored gooseneck cable. The digital camera has a USB Type-C (and micro-USB) connection for most Android (OTG 4.0 or higher) smartphones and devices. The camera and video output is displayed on the Android device using the free Klein Tools ET16 Borescope App, available for download on Google Play store. The ET16 does not require batteries; it is powered by device connection.

ET16 Borescope App is available on Google Play store.
Borescope connects to Android on-the-go (OTG) version 4.0 or higher devices; NOT for iPhones or iPads.
Waterproof IP67 9 mm camera for high quality 640 x 480 pixel images.
Capture and share images and video via text or email using the Klein Tools App available on Google Play store.
Armored 10-Foot (3 m) gooseneck cable for extended reach.
Six white LEDs with adjustable brightness control for best pictures.
Direct USB Type-C connection with adapter for micro-USB.
No batteries; powered by device connection.
Includes borescope, carrying case, micro-USB adapter, and instruction manual.