Physical Dimension Diameter 30mm. Reading Distance Depends on the reader Material Silicon Printing Silk Screen Printing. Color: Blue, red, black, white ,yellow ,grey ,green ,pink and so on Temperature: -20°C to +50°C Characteristics Contactless chip inside; waterproof; dustproof; shake-proof Available Chips 125 KHz: - EM4100, EM4102, EM4450, TK4100, T5567, Hi tag 1, Hi tag 2 NXP MIFARE® 1 S50, MIFARE® 1 S70, MIFARE Ultralight® 10. 13.56MHz: - MIFARE® DESFire® 4K/8K, I code Sli SL2, TI256, TI2048,SR176,LRI2K, INSIDE 2K 840-960 MHz: Alien 9620, 9640,Monza, Impinj