ANTI-RUST: The bike camera mount is made of quality metal material, which is sturdy, high strength, anti-rust and for long-term use Support reading & writing 5 frequencies: Frequency can be automatically detected, and 125KHZ, 250KHZ, 375KHZ, 500KHZ, 13.56MHZ frequency is applicable ID (EM4100) Access Control Card Replicator Copier with Premium Quality. Mini-type handheld mold, ergonomic characteristics, easy to carry. Adopted advanced chip, the product integration is higher, more stable and Excellent design: Small size, conform to ergonomics, with built-in LED light and buzzer, convenient for carrying and daily usage. Clear function button design, makes it more simple to operate. Such a nice product, don't miss it Note: Em4100 card can only be read, not written. T5577 card can be read after writing., Manufacturer: Dioche