problems and disadvantages of an active RFID tag

The problems and disadvantages of an active RFID tag are:

• The tag cannot function without battery power, which limits the lifetime of the tag.
• The tag is typically more expensive, often costing $20 or more each
• The tag is physically larger, which may limit applications.
• The long-term maintenance costs for an active RFID tag can be greater than those of a passive tag if the batteries are replaced.
• Battery outages in an active tag can result in expensive misreads