Poly Tag devices are housed in field-proven, high-impact PA6. This nylon thermoplastic shell absorbs the daily bumps and jolts of industrial environments, while protecting the electronics within. Exceptional toughness, chemical resistance and abrasion resistance assure consistent communications with RFID readers, and reliable performance in automation and manufacturing applications. Transponders 125 kHz. Chip Type: Unique EM4200 (64 bit read-only). Reading Distance: Dependent upon reader, environment and application. Black. IP67. Operating Temp: -25° to +85° C (Peak: 100° C). Size Ø: 34.0 mm. MOQ: 800 units. Box Size: 800 pieces. Options: Alternative chips e.g. MIFARE® Classic or DESFire®, custom embossed logo.