Users Home GSM Module Remote Control Access Controller for Electric Door via SMS GSM Gate Opener

[danieler]

1. Quad-band, can work in the worldwide GSM Networks.
2. No call charges. the GSM Gate Opener/Relay Switch rejects the call from authorized number then carries out the turn ON/OFF action on the first 'ring'.
3. Multiple applications. (gates, bollards, barriers, garage doors, shutters and access doors or machines).
4. Secure - Using caller ID for identification, unknown callers are ignored.
5. Can be operated from anywhere, no distance limit.
6. Add or remove users by SMS Text command.
7. No need to provide a remote control or keys for different users.
8. Up to 200 authorized phone numbers can be configured at the specified time.
9. One output with relay rating 3A/240VAC for connecting the switch of the door or machines.
10. The relay action will return a SMS confirmation to the owner or authorized call in number, this function is editable by user.
11. The relay close or open time is programmable.
12. Based on GSM network, applied to many applications.

Specification :

GSM Quad Band: 850/900/1800/1900MHz
Rated Power: DC 12V 1A
Relay: Max. AC 240V 3A, DC 24V 5A
Item Size: 82mm76mm27mm
Package Size: 12.59.53cm (53.71.2inch)
Gross Weight: 320g

(Buy Now)[https://goo.gl/BMjtd8]

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