Features: 1.Wide Application: suitable for car maintenance, inspection of sewers, air conditioners, tight seams and other places that cannot be directly observed by eyes. 2.Wifi Phone Endoscope: The endoscope comes with WiFi, and is compatible with multiple mobile phones at the same time. 3.Adjustable Brightness: Adjust LED brightness, improve visibility in dark places, create clear and vivid image output, adapt to various environments. 4.High Definition: 1200P high definition lens, 1600x1200 camera resolution, equipped with Blu ray technology, the picture clarity is improved. 5.IP68 Waterproof: The waterproof diameter is 8mm, and even larger solid particles cannot penetrate completely. 6.Large Capacity Battery: Built in 800mAh battery, can work for 90 minutes, long standby time, work through 5V power charging, support camera and video recording mobile phone. 7.Easy Use: Distribute hooks, magnets, mirrors, charging cables, waterproof rings, etc. to deal with various environments. Specification: Item Type: Endoscope Camera Material: PVC Usage Scenarios: Auto repair or pipeline repair or air conditioning inspection or underground exploration Imaging Sensor: CMOS Camera Resolution: 1600 x 1200 Horizontal Viewing Angle: 70 degrees Transmission Frequency: 2412-2612MHZ Minimum Illumination: 0LUX Power Supply: 1 x 3.7V 800mah lithium battery (built-in) Unobstructed Effective Distance: Approx. 5-10m or 16.4-32.8ft Waterproof Grade: lp68 Lens Diameter: Approx. 8mm or 0.32in Battery Charging: 5V-2A or 1A or 500mA Focal Length: Approx. 3-10cm or 1.18-3.94in Charging Time: 2h PackageList: 1 x Wifi Transmitter 1 x Endoscope 1 x Adapter Cable 1 x Charging Cable 1 x Magnet 1 x Hook 1 x Side Mirror 1 x Waterproof Ring 1 x Manual 1 x Storage Tube Note: Install a waterproof ring to enhance water resistance.