Twin Pack. The ERA Contactless RFID Proximity Tag works with ERA Alarm RFID reader enabled Control Panels and Keypads and provides a convenient and easy to use access method. No wires or passwords required, simply swipe the tag over the control panel or keypad to disarm the alarm system.. System can be disarmed in a single swipe across the control panel, no password required. Compatible with ERA Alarm RFID reader enabled control panels and keypads. Useful for children or temporary users e.g. carers. Given notifications via SMS when programmable users have arrived home