Greenlight surveillance tower composed of camera system, led green lights, loud speakers ,lifting system ,transmission system and power management system. All in one integrated design, Easy to operate. 2 PTZ cameras 360°rotation and one dome camera achieve all-round monitoring without blind spots. Telescopic mast lifting up to 6meter. LED green light super bright. With 4G transmission. PTZ cameras rotation and led lights on off can be controlled online. The system support regional intrusion alarm. When people come near the tower, it will give an alarm. Built in battery, support battery power supply and AC220V / AC110V charging. AI functions such as face recognition, safety helmet detection, smoking detection are able to customize.