Features: Lightweight and portable endoscope that uses the latest wireless connection technology to connect to your cell phone. Turn on the power switch, the indicator on the WiFi device is on. The rotary switch is similar to a light modulator, its rotation can also adjust the brightness of the lens LED light. Real-time video viewing, video recording and image capture. Portable and easy-to-use extension tube. The product can be used in automotive maintenance, industrial testing, pipeline testing, outdoor testing and other fields. Descriptions: Imaging Sensor: CMOS Camera resolution: 1600*1200 Horizontal viewing angle: 72 degrees br Transmission frequency: 2400-2483.5mHz Power supply: 3.7V 600mAh lithium battery br Unobstructed effective range: 5-10m br br Waterproof class: IP68 (only for lens/tube) Load: 5V-2A / 1A / 500mA Focal length: 1.2 inch-3.2 inch Full Charge Time: 1 hour Specifications: Tube Length: 5m Hose Diameter: 8mm Tube Type: Soft Color : Black Package Contents: 1 x Endoscope 1 x Wireless Transmitter 1 x Charging Cable 1 x Accessories Notes: Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.