4G GSM Remote Controller for Water Pump & Door Opener - RTU400 Upgrade

Enhance the convenience and security of managing your water pump and door systems with this cutting-edge remote controller. Utilizing 4G GSM technology, this device allows you to operate and monitor your equipment remotely with unparalleled ease. Ideal for both residential and commercial applications, the upgraded RTU400 model boasts reliable connectivity and quick response times. Designed for user-friendly operation, it enables seamless control through phone calls or SMS. Whether you're off-site or simply prefer the convenience of remote access, this solution ensures efficient management of your essential systems from anywhere. Proximity card recognition: SIM card Working power supply: DC12-36V Ambient temperature: -10℃~60℃ Relative humidity: 10-90%, no condensation Card storage capacity: 1 Manufacture country: China Instructions included: No