This is a 433.92 MHz garage door remote control. The transmission range is 50–100 meters in open space. Open garage doors and gates without leaving your vehicle for enhanced convenience and comfort in daily life. Universal gate remote control — enjoy improved living! Operates at 433.92 MHz. Remotes with different frequency tones are not compatible. Simple operation and wide adaptability — suitable for bottle trucks, garage doors, access-controlled gates, and automotive modifications. Applications: - Electric doors, electric garage doors, passage gates, security monitoring systems - Vehicles — remote cloning for motorcycles and electric vehicles - Home use — lighting, projection screens, electric curtains, doors, and windows - Agricultural equipment — cranes, sprayers, remote-controlled water pumps, etc. [How to Program] 1. Clear existing codes: Press and hold both buttons simultaneously until the LED blinks rapidly — indicating successful code clearance. The LED will continue blinking for approximately 15 seconds. Complete step 2 within this timeframe. 2. Select the button to program: Press the button you wish to copy. At this point, the rapidly blinking LED changes to a steady-on state. 3. Copy the signal: Press the corresponding button on the original remote while holding it as close as possible to the new remote. The LED on the new remote will flash slowly three times and then turn off — indicating successful pairing. Repeat this process for additional buttons. Specifications: - Power source: Button battery × 2 - Color: Black - Channels: 2 - Keys: 2 - Model: 432HzEV - Modulation method: ASK - Transmission power: 3–6 dBm - Transmitting current: ≤21 mA - Standby current: < 0.15 mA - Operating frequency: 315 / 433.92 MHz - Operating voltage: DC 12 V - Battery type: Button cell × 2 - Housing material: ABS - Product dimensions: 68 × 33 × 11 mm - Product weight: 18 g - Effective operating range: 150 meters Package includes: 2 × 432HzEV remote controls