Feature: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.You can periodically upload the current status of the device to the first user by SMS.Use the clock on the module to send a text message to yourself each time you turn it on.Use GSM/2G network communication, no distance limitation, can be used anywhere.Wide working voltage design, support 9-24V DC power supply, and with anti-reverse protection design.Use SMS to set parameters remotely, easy to operate, easy to use.GSM Frequency: 850/900/1800/1900MHzOutput: 3A/240V ACPower Consumption: 12V 50mA(Max)SIM Card: support for 3V SIM cardGSM Antenna: 50Ω SMA Antenna InterfaceWorking Temperature: -20-60°C/-4-140℉Relative Humidity: 10-90%Material: PlasticSize: 9x7x2.7cm/3.5x2.7x1.06inColor: WhiteApplications:Remote open/close swing/sliding gates, doors, shutters, garage doors,locks with a free call!Residential: Door,gate,garage access control, electronic fan,microwave,air-conditioner control.Industry: Remote switch equipment, for example: street lights, solar power, motor, inverter, PLC, pumps, fans, etc.Agriculture: Remote control pumps, etc.Business: Remote control electronic boxes,bright billboards,LED signs,etc.
Trustpilot
5 days ago
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