1.Smooth metal probe, no damage.
2.Hd Camera,can replay video.
3.The screen can be rotated 270 °
4.Built-in large capacity rechargeable battery
5.LED lights with adjustable brightness
6.Independent memory card, can store video
7.The diameter of the probe is 8mm and the length of the probe is 28mm
8.You can zoom in 1.5 to 2 times