Several possibilities of repeated restart of equipment

Determine the power supply voltage and current to ensure stable power supply

Turn off the low voltage shutdown function

Unplug the SD card and see if it will restart

确定电源供电是否稳定，全负载（含摄像头和SD卡）工作需要12V以上的电压。

关闭低电压关机功能。

拔掉SD卡，看是否还会重启。