Support 200 groups of numbers, each group number can be set to control the relay within the specified time period. One way relay output, the authorized number is closed after calling in, and automatically disconnects after reaching the set time. After the permission phone controls the relay, an action message can be sent to the user. Between 0 and 999 seconds, the relay closing time can be arbitrarily controlled, 0 means the relay is closed after 0.5 seconds, and 999 means the relay is always closed until the permission number is called. The current status of the device (relay status and GSM signal value) can be queried via SMS command., Manufacturer: KONGMM
Support 200 groups of numbers, each group number can be set to control the relay within the specified time period. One way relay output, the authorized number is closed after calling in, and automatically disconnects after reaching the set time. After the permission phone controls the relay, an action message can be sent to the user. Between 0 and 999 seconds, the relay closing time can be arbitrarily controlled, 0 means the relay is closed after 0.5 seconds, and 999 means the relay is always closed until the permission number is called. The current status of the device (relay status and GSM signal value) can be queried via SMS command., Manufacturer: KONGMM
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