Job Recruitment Website - Property management - According to the property regulations, when should the residential security lights be turned on at night?

According to the property regulations, when should the residential security lights be turned on at night?

The safety emergency light has only 2 hours of reserve power, and has been on since the interruption of normal lighting. After 2 hours, the battery was basically exhausted.

Safety lights are just an emergency lighting measure. This lamp has no time limit. As long as the duration is not less than 2 hours, it is considered to be in compliance with fire regulations.