: 2010-09-20 12:59:14
Description: Digital lock or electronic lock. There are a number of lock password, all passwords can be user set. Digital lock there are two types: one is to receive data in parallel, called parallel locks One is the serial receive data, as serial lock. If you enter a code and lock the same within the code, the lock has been opened otherwise, should be closed to lock the circuit, and an alarm signal.