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CHARGING THE BORESCOPE BATTERY
NOTE: Fully charge borescope before use. First-time charge should be at least 7 hours.
Connect micro-USB cable (included) to USB charging port
computer, USB AC adapter, or other USB power supply (not included). When charging, the
Battery indicator
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INDICATORS section). Normal charging time is 5 to 6 hours.
NOTE: Only use USB adapters/power supplies that meet specified charging requirements
(see GENERAL SPECIFICATIONS section).
DOWNLOADING THE APP
The ET20 app is required for functionality. The app is available for free from Google Play or
the App Store. Find more information at Klein Tools website KleinTools.com.
CONNECTING YOUR PHONE TO THE BORESCOPE VIA WiFi
1. Press the Power button
WiFi indicator
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when the borescope is actively transmitting a WiFi signal. Wait for this to occurr before
trying to connect the phone to the borescope.
2. On your phone, turn on the wireless networks, and enter the menu that displays available
networks (menu location will vary based on phone being used).
3. Once the WiFi indicator begins to flash slowly, select "KT Borescope" from the phone
menu. If unavailable, wait 10 seconds to ensure the borescope is fully powered on.
4. Select the Klein Tools Borescope app on the phone.
The app will open in Display mode with the camera displaying an image
(see APP BUTTON/ICON DETAILS section).
NOTE: Phone must be disconnected from the borescope's WiFi signal if an internet
connection is required on the phone.
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OPERATING INSTRUCTIONS
will slow-flash either red or green, depending upon charge level (see
for approximately 3 seconds to power-on the borescope. The
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and Battery indicator
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www.kleintools.com
will flash on. The WiFi light will flash slowly
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, plug the other end into a