Petalix Rfid Set Of 20 X Animal Pet Microchip Identification Tag veterinarian Syringe with Glass Tags 2.12mm 12mm - Registered Numbers - for Pets (134 Khz ISO) Content  It is a bundle of 20 dog microchips inside one packet. All the syringes are carefully prepared under sterile condition and have a strong plastic cover over the needle. It comes with a easy to push injecting facility and thus is convenient for usage.134.2 Khz 2.12mm*12mm Technology  The microchip is an integrated circuit which enables one in easy identification and uses passive RFID (Radio frequency Identification) Technology for its construction. The chip contains data that is unique to the microchip and the information about it is easily transmitted on using the scanner. rfid animal pet ID microchip 134.2khz syringe with glass tags 2.12mm*12mm Appearance  The microchip has a size equal to that of a rice grain which is not larger than 12mm and thus becomes easy for injection. Each microchip has its own registered number what makes it unique and different. The chip is well protects by anti-migration coating and is completely bio-compatible. Application  It can be easily injected by veterinary doctor or someone trained in it below the skin at back of the neck or underneath ears. It takes few seconds to inject the microchip and is not very painful for the pet. It is a glass tag and small in size for easy injection.