Function: 1. MAIN FEATURES: This kit can achieve efficient decryption, editing, analysis, etc., and also supports functions such as card packs and single key encryption. 2. FULL FREQUENCY: Supports full frequency band ID IC, 13,56 MHz, 125 KHz, 175 KHz, 250 KHz, 300 KHz, 375 KHz, 500 KHz and other frequencies. 3. NFC SIMULATION: An independent NFC simulation feature that allows NFC-enabled devices to simulate encrypted IC cards with the touch of a button. 4. 5. BUILT-IN BATTERY: ma built-in 400mah lithium battery, supports Type-C communication and power supply, making it convenient and practical. Specification: Item Type: Card Copier Model: X7 Material: ABS Frequency: 13,56 MHz, 125 KHz, 175 KHz, 250 KHz, 300 KHz, 375 KHz, 500 KHz, etc. Interface: USB Type-C power interface Battery: 1 x 3,7V 400mah lithium battery (built-in battery) Power supply USB: 5 V 0,5 A Power Consumption: Sleep Mode List of packages: 1 x Host 1 x USB do data cable 5 cards T5577 5 buckles T5577 1 x adapter OTG type C Use according to the electronic instruction manual.