XOLORspace UHF 5dbi floor mat antenna for marathon racing, Circular polarizationUHF 5dbi floor mat antenna is widely used for marathon or sports race timing projects. Put it on the start line or finish line, fix our UHF sports tags on runner shoes or bib number, use writer to program runner information into the tags, when they pass the line, tags can be read, can transfer to the system. We have successful cased in Beijing army training, Philippine and Malaysia Marathon race. SWIFTEKs floor mat antenna is with the advantage of