... people use to adapt to requirements; 3, Supported Card Type: Supporting EM Series proximity card, E550 system sensors Cards; 4, Record Inquiry: ... hardware; 5, readable writable 125Khz, Manchester-coded non-contact IC Card, EM Card, etc.; 6, low power consumption: shutdown current <1mA, ... power to open the reader) <50mA, do not open the card reader power <5mA; 7, using 650mAH lithium battery-powered; ...