Speedingiot P1504 is an industrial grade PCB anti-metal electronic tag, based on the development of H3 chip UHF RFID ceramic tag. in line with EPC Class 1 Gen 2 standard, P1504 is small in size, excellent in performance, with a reading distance of more than 2.2 meters, equipped with a special antenna design, when placed on a long metal surface, antenna gain will be formed, and the reading distance will be farther. It is a high-performance anti-metal tag that can be embedded in different types of housings and can withstand high thermal stress.