2021-11-08
working principle
The RFID base station SR8 is used to receive the signal of active RFID student
card, and then SR8 is transmitted to the server in the way of GPRS through its
built-in GSM module to identify the current position of students who is holding the
card.
RFID student location system
Battery parameters（CP224147）
Nominal voltage：3.0V
Nominal capacity：800mAh
Operation Temperature：-40℃-+70℃
Dimension：2.2mm×45.5mm×48.5mm(Max)
Cycle life：≥5years
Max. continuous discharge current：300mA
Max. Pulse discharge current：600mA
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