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GSM Alarm box

Order the samples directly from http://www.wafer-shopping.com :

Model: GA001

GSM controller,Working with GSM cell phone network
2 Alarm detection input channel,One for AC working current detecion,one for switch type input
1 Relay channel output,each can switch maximum 125V/0.5A or 30VDC/2A power
Water-proof box for outside project
Power supply with Battery or rechargeable battery at 3.7V
Ultra low power consumption design for one battery working more than several month

Model: GA002

GSM controller,Working with GSM cell phone network
2 Alarm detection input channel for AC power supply failure alarm
1 Relay channel output,each can switch maximum 125V/0.5A or 30VDC/2A power
Water-proof box for outside project
Power supply with Battery or rechargeable battery at 3.7V
Ultra low power consumption design for one battery working more than several month

Model: GA003

GSM controller,Working with GSM cell phone network
2 Alarm detection input channel for DC power supply failure alarm
Also both input can be used to detect the switch type alarm input
1 Relay channel output,each can switch maximum 125V/0.5A or 30VDC/2A power
Water-proof box for outside project
Power supply with Battery or rechargeable battery at 3.7V
Ultra low power consumption design for one battery working more than several month

Model: GA09

Eight channel GSM SMS Alarm box
DC5V Power input
SMS alarm message would be sent to maximum 6 preset mobile phones when any alarm input triggered
Any input (From S1 to S8) is shorted to GND,then will trigger the alarm
Alarm SMS can be customized with your Text
Very smart and slim designed gsm box , size only 66mm*62mm and only 22mm height. can be easily mounted to other target system board to add the gsm alarm features.
We can customized design the GSM Alarm box according to your requirments with free of charge
​Can be used widely to connect different sensors to it. for example door magnetic switch,infrared sensor,water level sensor,temperature measurement device
Packing list:
One pcs GA09 alarm box with antenna
​GA09 Description:
Green terminal for DC5V Power input