These smart IC key fobs are great for a wide range of access control systems, including building entry, elevators, attendance tracking, parking lots and apartment access, making them great for creating new or replacement key fobs for your security needs.Specification:Color: PurpleMaterial: ABSWorking Frequency: 13.56MHzSensing Distance: 3 to 10 cm (1.2 to 4 inch)Total Size: 41 x 32 x 3.8mm / 1.61 x 1.26 x 0.15 inch(L*W*T)Packing List: 10Pcs x CUID Key FobsAdvantage:Crafted from good-quality and high-temperature resistant ABS material, these rewritable key fobs are waterproof, drop-proof and durable for long service life.The access control key tags' rewritable function allows multiple writing and erasing, which can be erased and written more than 100,000 times.
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