Supply voltage: DC/AC 12V or 24V Output channels: 1, 2, 3, or 4 channel receivers available Capacity: Can pair with up to 500 transmitters Relay work output impulse Net weight: 80g Application: Automatic doors, such as residential garage doors, roller shutters, swing gates, and sliding gates Conditions: The control unit of the automatic device must have connectors for wall switches and a 12V/24V power supply The receiver can be wired to most available garage door motors and driveway gate motors operating under 12V or 24V. It is simple to install and offers a wide receiving range of up to 50 meters from the remote control. This receiver supports storage of up to 500 remote control transmitters using rolling code technology. The transmitting code changes each time it is used, providing up to 1.2 billion possible code combinations, enhancing security and reliability. The wireless wall-mounted two-channel transmitter and handheld four-channel remotes allow multiple units to be paired to a single control system. Features: Tamper-proof housing – Durable cast housing protects against damage, including water leakage and physical impact Weatherproof – IP54 rated for protection against dust and splashing water Single channel operation – Compatible with various garage door and gate openers; can be paired with Smart Receiver systems Voltage: 12V/24V (compatible with 24V operators) Color: Black and Silver Material: Metal and Plastic Package Contents: 1 x GE-RCV1 Receiver 2 x Garage door remote controls Note: Light reflection and display settings may cause slight color variations between the product image and the actual item. Measurement error tolerance is +/- 1-3 cm.