... universal GSM dialer and controller as well as a GSM Remote Control ... be used for parking latch control, gsm gate opener, remote control machine, etc. An ... Water Leak Sensor, Temperature Sensor, Door Sensor, PIR Motion Sensor, Smoke Sensor ... King Pigeon is a professional GSM Wireless Alarm, GSM Home Alarm System, ... Samchinese New Upgrading,GSM SMS Controller,RTU5011,Temperature UP DOWN remote control,24V ...