App connection: The card copier can be connected to a computer or mobile phone for quick upgrades with just one key (supports Android and Harmony). Full frequency: support ID IC full frequency 13.56MHz, 125KHz, 175KHz, 250KHz, 300KHz, 375KHz, 500KHz and other frequencies. Built-in battery: The card reader has a built-in 400mah lithium battery, which supports type C communication and power supply, making it convenient and practical. NFC simulation: NFC simulation function with NFC function, devices that support NFC function can encrypt IC cards through one-click simulation. Main functions: This suite can achieve efficient decryption, editing, analysis, etc., and also supports functions such as card packs -click encryption. Type:Set 3 Colour:Black Material:Metal Package Contents: 1set * key fob cloner Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.