Model RFID-RC522 Quantity 1 Color Blue + silver Material Plastic + iron + PCB Specification Working current: 13~26mA / DC 3.3V; Idle current: 10~13mA / DC 3.3V; Sleep current: <80uA; Peak current: <30mA; Working frequency: 13.56MHz; Supports card: Mifare1 S50 mifare1 S70 mifare Ultralight mifare Pro mifare Desfare Features IC card sensor Application Various electronic products and DIY projects Other http://m2.img.dxcdn.com/CDDriver/sku.203517.zip English Manual/Spec Yes Packing List 1 x PCB board 1 x IC card 1 x Sensor key 1 x Straight pin 1 x Bent pin User Manual: http://m5.img.dxcdn.com/CDDriver/CD/sku.203517.zip