Introduction of AN303
ANCEL AN303 articulating borescope is the latest technology upgrade for global automotive, specifically for narrow and curved space inspection, the product 4.3-inch IPS screen clearly and smoothly display all images and live video, 210 ° two-way lens rotation, can help you get a full range of views.  for automotive engine inspection, evaporator, combustion chamber, three-way catalyst, etc
Wide Range of Use Scenarios
1. Detect the car engine cavity.
2. Detect the inner wall of oil and gas pipelines.
3. Detect the inside of the wall.
4. Detect water pipes/floor drains.
5. Detect narrow caves such as termite holes.
6. Detect the inside of household appliances.
7. And any other narrow space.
AN303 Endoscope Features:
 210 ° Two-way Articulation
Rotate the wheel and the small probe can penetrate into the narrow and bending space that is difficult to enter such as the auto evaporator combustion chamber three-way catalytic converter etc.
⭐ 4.3 Inch IPS HD Display
It features a 4.3-inch IPS HD display to show photos and videos of complex inspection areas
⭐ 3 Image Display Modes
AN303 is equipped with a 4.3-inch IPS LCD HD WVGA color screen, it supports dual-screen real-time display, and can switch between the direct-view camera and the side-view camera for separate screen display.
⭐ 3 Levels of Adjustable Brightness
3 levels of brightness to adapt to the lighting needs of different cavity environments, to enhance the accuracy and visibility of the examination.
⭐ IP67 Waterproof Lens
The camera is SUS304 stainless steel silver (waterproof, oil-proof, wear-resistant,. Both the direct view camera and the side view camera are equipped with waterproof glass
Can take clear pictures 3.28 feet underwater-in the rain, in the waves or in the pool, your view will remain clear! "
⭐ Over-temperature Alarm 
it supports an over-temperature alarm function to prevent camera damage.
⭐ 2600mAh Lithium Battery
Built-in 2600mAh rechargeable lithium battery, can be used continuously for up to 3 hours.
⭐ Built-in 32GB Memory Card
Built-in 32GB MicroSD memory card, support JPG image and AVI video recording
⭐ Widely Use:
It is applicable to auto inspection, mechanical maintenance, construction industry, power facilities, chemical pipelines, security monitoring.....
⭐ 9 Interface Languages
Simplified Chinese, Traditional Chinese, Japanese, English, Korean, French, German, Russian and Spanish
⭐ Ergonomics Meet Efficiency
This borescope is thoughtfully designed for maximum comfort and usability. The centrally located articulating joystick allows for effortless one-handed operation with either hand. A multifunction button, positioned at the back near the index finger, doubles as both the photo and lens-switch button, enabling seamless camera switching or photo and video capture during inspections. Lightweight and compact, this borescope ensures prolonged use without fatigue, perfect for on-the-go inspections.
Storage Powerhouse for Critical Missions‌
✔ Dual Recording: HD Photos & Audio-Video Capture
✔ Hot-Swappable Design: Replace MicroSD Cards (Up to 64GB)
✔ Massive Capacity: 10,000+ HD Images / 50+ 5-Minute Videos
✔ Mission-Ready: Continuous Recording for Extended Inspections
Stainless Steel Cable Protection Ring
The stainless steel armor structure resists external extrusion, collision or puncture by sharp objects, ensuring the integrity of the cable's internal structure.
The steel ring protects the connection to enhance the tensile strength and prevent the cable from being deformed or broken due to long-term stretching.
⭐ Anti-slip Handle Design
The shape and size of the handle conform to ergonomic principles, can adapt to different sizes of hands, and provide a comfortable grip experience
The handle surface is designed with an anti-slip texture to increase the friction between the hand and the handle to prevent slipping in wet or greasy environments.
⭐ Other Built-in Functions
1. Set date and time
2. Set automatic shutdown time
3. Set photo size
4. Add time watermark to photos
5. Recording function
6. Adjust screen brightness
7. Change temperature system
Specification:
Scope probe: 2-Way Articulation
Maximum articulating angle: 210°
Camer Lens diameter:  63.9mm(0.15 inch)
Snake TubeLength:   1m(4.3inch)
Material Snake Tube:  Metal+Plastic
Depth Of View: 20-80mm
Field Of View:  70°
Scope illumination: 6 high brightness LED
Sensor: 1/9"CMOS
Screen: 4.3"IPScolor screen
Battery: 3.7V/2600mAhlithiumbattery
Language: English(in default),panish,German,French,Chinese,Korean
Operating Environment:  -10Cto80°℃
Storage Card: 32G
Package Accessories
1* AN303 Articulated Endoscope 
1* USB Type-C Charging Cable
1* Carry Case Bag
1* User Manual


On Dec 18, 2025 at 03:28:37 PST, seller added the following information:

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