Feature: 1. LED BEAD LIGHTING: This borescope uses high brightness LED bead to assist the probe in clear shooting, suitable for various complex environments. 2. 720° ROTATION LENS: The endoscope lens supports 720 degree rotation, control the direction at will, with 4 ways bending direction, for flexible operation. 3. WIFI FUNCTION: Supports WiFi wireless image transmission, automatically generates detection reports, and timely organizes detection information. 4. TEMP ALARM FUNCTION: Alarm when the temperature reaches 90℃, automatically power off when 100℃, effectively protect the lens and extend the service life. 5. BUILT IN BATTERY: The inspection camera has built in 2800mAh battery, large capacity to ensure long endurance, equipped with charging cable for easy use. Specification: Item Type: Articulating Borescope Material: PVC, Aluminum Alloy, Tungsten Wire Mesh Lens Diameter: Approx. 6mm / 0.24in Lens Length: Approx. 15mm / 0.59in Turning Radius: Approx. 22mm / 0.87in Battery: 2800mAh Polymer Lithium Battery (built in) Output Resolution: 1920 x 1080 Bending Direction: 4 Ways Photo Resolution: 1920 x 1080 Recording Resolution: 1280 x 720 Wireless Image Transmission: WIFI (built in) . Package List: 1 x Borescope1 x Charging Cable4 x Patches2 x User Manual1 x Storage Box