Yu Xindao: “I have a friend who participated in the investigation. He told me, but due to confidentiality rules, he couldn't say much. What he revealed was also vague, but it's better than nothing.”,Let me know if you have any other text you'd like me to translate!,After powering on, only one-fifth of the battery power remained in the upper right corner of the camera. He fiddled with it casually and discovered that the camera had a night vision mode, which greatly facilitated their movements in the dark, although it consumed quite a bit of power.。