| 1.It can record 200,000 data that can be saved for 10 years;2.Can work normally while power cut,and the data won?t be lost;Has monthball batteries that can work 2-3days solely,they can be charged automatically;3.Record data fast,just need less than 0.3s to record one data;Modify its timing by hardware;4.Big LCD displays the present time on the big LCD screen;Modify its address by softwar;Automatic maintenance mothball batteries;5.Has USB connector, support Rs232/485 commutator,don?t need to jump lines.6.To be used with attendance management software,achieve powerful function. |
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