Brand-new wireless remote control with reliable performance - Fixed frequency remote using EV1527 code at 433 MHz for simple, stable pairing - Built-in button battery for long service life and ready-to-use operation - Range up to 100 meters in open air for convenient, distant control - Flexible configurations: available in 1, 2, 3, or 4 channels; button counts can be 1, 2, 3, or 4 - Ideal for controlling garage doors, gates, and other compatible equipment Use scenarios - Home use: open a garage door or driveway gate from inside the car or a distance away - Small business or office: operate a security gate or access-controlled entry - Spare or replacement remote: convenient backup for other compatible equipment in the property Note: This remote is designed for fixed-frequency operation with EV1527 code and 433 MHz transmission, featuring a built-in battery and a maximum 100 meter open-air range.