433MHz 4-channel DC 12V Remote Control, RF Relay Switch for Garage and Gate

General Description\nThe 4-channel 433MHz DC 12V remote control is an RF relay switch designed for remote control of various devices such as garage doors, alarm systems, and other automation applications. With a maximum range of 30 meters (98 feet), you can control the receiver from any position, even through walls and doors.\nTechnical Specifications\n• Frequency: 433 MHz\n• Maximum range: 30 meters (98 feet)\n• Power supply: DC 12V\n• Receiving sensitivity: > -105 dBm\n• Supports up to 16 different remote encodings\nOperating Mode\n• On/Off control unit with 4 channels\n• Forward/Reverse function\n• Self-locking and interlocking switch\nApplications\nThis remote control is ideal for a variety of applications, from simple home remote controls to more complex automation systems, such as:\n• Window control\n• Opening and closing entrances\n• Garage door control\n• Alarm systems\n• Lifting devices