Remote Controller via GSM/SMS Call, with Alloy Case

【Remote Control】This GSM controller allows you to control your home appliances via SMS or phone call, from anywhere in the world. Compatible with 850/900/1800/1900MHz frequencies, it can operate your lights, servers, refrigerators, and televisions from any distance. Ideal for busy homeowners and property managers seeking convenience. 【Secure Access】Thanks to caller ID verification, only 5 predefined numbers can control the device, automatically ignoring unknown callers. This ID-based locking system prevents unauthorized access, providing peace of mind for your residential or commercial gates, doors, and security systems. 【High Power】With a 10A output current and a maximum power of 2200W, this controller confidently handles heavy-duty appliances such as water heaters, air conditioners, and industrial equipment. Its aluminum alloy casing ensures efficient heat dissipation and fire protection, guaranteeing reliable performance for your demanding equipment. 【Versatile Applications】This smart controller isn't limited to household appliances: it also supports authorized gate access, door control, remote equipment switching, and parking systems. Compatible with lights, computers, Wi-Fi routers, and more, it adapts to a variety of needs. Easy installation with the included antenna and adapter, but professional installation is recommended. 【Simplified Installation】Installing this GSM controller is simple thanks to the included antenna, adapter, and clear instructions. Its compact size of 155x65x32mm fits easily into any space. Note: Older and newer models may be shipped randomly but offer the same reliable performance. Enjoy hassle-free control of your devices from anywhere.