RFID Active tags operate in the 2.45 GHz band, with ultra-long read range (up to 150m). adopts high-tension industrial structure, with pressure resistance and high protective characteristics, which is suitable for access management of fishing boats, containers, container trucks and other large equipments. Active tag has battery life of 6 years after that which can be replaceable and reused. Some Active tags has both LED and buzzer to indicate the working status of tags. With waterproof and battery changeable design, the tag is very suitable for many application occasions such as asset management/monitoring/locating.