บอร์ดควบคุมผ่านโทรศัพท์มือถือ Seven output gsm relay sms call remote controller Rechargeable battery for power off alarm App (สั่งซื้อ 2 สัปดาห์)  
GSM-RELAY GSM SMS Call Remote Controller ( Seven relay output on board)
(New version 2016 GSM relay controller, more features including: Log data, fast program and reset button on board, Support customized SMS controller for ON/OFF controller and pulse control each seperate relay channels,On board Rechargeable lithium battery for power off alarm)   Specifications:


Real-time & interactive control
7 channels  250V 10A 50 Hz relay contacts
Works  with GSM phones 
Operating temperature (-25 .. +60 °C) 
Relays operates almost every appliance 
Small standby power (< 10mA 12V) 
Relay memory after power failure
Optional password to keep the system at safety operating mode.
Remote Password change 
Two operating mode optional ( remote setting with GSM phones)
One relay is woking with the phone calling, and others working with the SMS
Commands can added to GSM-phone number for raeady made commands
Working voltage is at 9~24V AC /DC
On board rechargeable battery for power off alarm

PC USB config programmer:GSM Magnet mount antenna (3 meters wire length ) GSM-RELAY Board size and dimension: (Below picture is GSM-RELAY V2015,that is the same size as the New 2016 version)PC program software, ALL Features:APP FOR GSM-RELAY Android  Packing list including:


1pcs GSM-RELAY gsm switch relay board (Not plastic box included)
1pcs GSM Magnet mount antenna
1pcs PC USB programmer
1pcs High-capacity Rechargeable lithium battery

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