Low frecuency transponders. Easily inserts into wood. Chip Type: FDX-B BDE 134.2kHZ (64 bit read-only). Black. Size: Ø 4 x 35.5 mm. IP67. Operating Temperature: -25° to +85° C. Standards: ISO 17364. MOQ: 2,000 units. Box Size: 2,000 pieces.