Features: 1Efficient Remote Control: Convenient and flexible remote control and monitoring through the 4G network. It caters to various needs and requirements. 2Multiple Alarm Functions: Real time alarm for temperature and humidity anomalies to ensure equipment safety. Provides accurate temperature and humidity detection. 3Reliable Power Failure Reminder: SMS and telephone reminder system to ensure timely handling of power outages. 4Safety: Aluminum material to effectively protect equipment and information security. Ensuring long lasting and dependable performance. 5Multifunctional Interface: Meet various relay switch requirements, convenient and practical. Ideal for controlling relay switches and especially suitable for industrial control applications. Specification: Item Type: GSMGate OpenerMaterial: AluminumWeight: Approx. 286.00g / 10.09ozUsage: Relay SwitchPower Consumption: Standby 12V 50mA, Max 12V 200mA4G Frequency (LTEFDD): B1 B3 B5 B7 B8 B20GSM Frequency: 900MHz 1800 MHzSIM Card: Standard SIMAntenna Interface: Standard SMATemperature and Humidity Interface: 1 Sensor PortTemperature Detection Range: -40C-125CHumidity Detection Range: 0%-100%Relay Output: 1 Channel, 10A 250VAC 15A 125VACOutput Logic: NO (Normally Open) and NC (Normally Closed) Package List: 1 xGSMGate Opener1 x Power Adapter1 x User Manual2 x Accessories