In order to improve the security of bus coin boxes, the system USES key of the iButton DS1991 to open the password lock of coin boxes.

为了提高公交车投币箱的安全性，系统采用信息纽扣ds1991的密钥开启投币箱的密码锁。

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System can accomplish password lock, error warning, super times lock, such as password changing the basic function of combination lock.

系统能完成密码开锁、错误警示、超次锁定、密码修改等密码锁的基本功能。

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In addition to infrared security and remote monitoring, intelligent password lock is being accepted by more and more families to become ordinary residential choice.

除了红外线安防和远程监控，智能密码锁也正被越来越多的家庭接受，成为普通住宅的选择。

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Firstly, I appreciated the Password Lock feature that enables you to carry files with you without having to keep a constant eye on where the hard drive is.

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Is lock and password-protection required, and how is it managed?

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