GSM Key to Automatic door opener (Model: GSM-OPEN)

Our standard products is designed with QUAD GSM BAND and that is no problem for all the world market at 850/900/1800/1900MHz

What is GSM-OPEN

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

GSM-OPEN is an innovative designed GSM KEY products.Very easy to use, more working mode and alarm setting with very simple rotary switch to select.

Even no need more difficult SMS command to program the device.

For automatic door ,electric door ,normally,that is very easy to install,only connect the device to the manual exit button (parallel with the manual button)

If no manual button, and you can use the device to control the electric lock directly as the following picture: