Switch Gsm Remote Control Relay/smart Home Automation Gsm Door Opener

Features:
100% brand new and high quality
Easy to operate by one call or SMS
Aluminum alloy case with fire retardant plastic to prevent fire
Up to 5 different mobile phone numbers can be pre-set in the system
Secure - Using caller ID for identification, unknown callers are ignored
No need to provide a remote control for different users
Can be operated from anywhere, no distance limit
Can be used for authorized door access, controlling gates, switching of remote equipments, car parking systems
Great for control of home electrical devices such as servicer, lamp, computer, refrigerator, TV, wireless router and so on Specifications:
Work frequency: 850/900/1800/1900MHz
Input voltage: DC 9-12V
Input power: 0.9W
Output current: 10A
Output voltage: 220V/10A 125V/30V/15A
Max. output power: 2200W
Case material: Aluminum Alloy
Size: Approx 11.2*6.6*2.7cm/4.41*2.60*1.06inch
Weight: 290g
Standard: US Plug/UK Plug/EU Plug Package includes:
1 x GSM Controller (with original pack)
1 x GSM Antenna
1 x US Plug or UK Plug or EU Plug Adapter
1 x English-Chinese User Manual