2pcs 125KHz RFID Tag Key Fob Keychain Ring Token

This is a plastic fob key with a 125KHz TK4100 compatible RFID chip inside. It is considered passive tags and each has a unique identification. It has a metal attachment needed to put a key on it.

Features

• Each key fob has laser engraved unique identification
• Water resistance
• A key ring included
• Readable from 2 to 5 inches of RFID reader

Specification

• Response frequency: 125KHz
• Chip type: TK4100
• Material: ABS
• Operating temperature: -40℃ to +85℃

Application

• Public transportation
• Card payment
• Attendance system
• Home automation
• Parking
• Security system