(Destron Fearing) The Destron Fearing DTR4 Handheld Reader gives you the freedom to scan and store over 2000 EID tag numbers. Reads, displays and saves the animal's 15-digit EID tag number and body temperature. A vibrating alert system incorporated in the handle lets you know that tags have been scanned, which can be helpful in noisy environments or in situations where visual confirmation is difficult. Individual pen/barn counter. Battery life indicator. Flexible software applications provided. Bluetooth capable. DTR4 Handheld Reader universally reads FDX and HDX EID tags.