2025 RTU5024 GSM Gate Opener Automatic Gate Access Controller 4G GSM Gate Opener Free Phone Garage Remote JR2025032601290Features: 1. No call charges. The 4G LTE gate opener rejects the call from authorized number and performs the ON/OFF action on the first ring. 2. Modern door opening method with enhanced convenience. 3. Multiple applications including gates, bollards, barriers, garage doors, shutters, access doors, or machines. 4. Secure operation using caller ID for identification; unknown callers are ignored. No need to provide remote controls for different users. 5. Operable from any location with no distance limitations. Add or remove users via SMS. Specifications: Rated Voltage: 12VDC 1A Working Temperature: -10C to +60C Storage Temperature: -20C to +60C Relative Humidity: 1090%, non-condensing 4G LTE Frequency: B1, B3, B5, B8 Output Relay Voltage: 6A/240V AC Supports up to 999 authorized phone numbers Equipped with two digital inputs for door sensors, motion sensors, or other sensors to monitor and protect doors and windows. Triggers SMS alert and activates siren when triggered One relay output (6A/240VAC) for connecting to door switches or machines Relay action can send SMS confirmation to owner; function is user-configurable Designed for 4G LTE network compatibility for wide application use Material: Metal Color: Blue Package Contents: 1 x GSM Gate Opener Note: Light reflection and display differences may cause slight variations in color between the product image and actual item. Measurement error allowance is +/- 13 cm.