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 added convenience and comfort in daily life. Universal gate remote control — designed for improved everyday living. Operates at 433.92 MHz. Note: Remotes with different frequency tones are not compatible. Easy operation and broad compatibility — suitable for garage doors, industrial gates, automotive modifications, and more. Common applications include: - Electric gates, garage doors, sliding doors, and security systems - Vehicle remote copying (motorcycles, electric vehicles) - Home automation: lights, motorized curtains, electric windows and doors - Agricultural equipment: cranes, sprayers, remote-controlled water pumps, etc. [How to Program] 1. Clear existing code: Press and hold both buttons simultaneously until the LED blinks rapidly — indicating successful reset. The LED will continue blinking for ~15 seconds. Complete step 2 within this window. 2. Select button to copy: Press the button you wish to program. The LED will change from rapid blinking to steady illumination. 3. Copy 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 for additional buttons. Specifications: - Power source: Button battery × 2 - Color: Black - Channels: 2 - Keys: 2 - Model: 432HzEV - Modulation: ASK - Transmission power: 3–6 dBm - Transmit 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 - Dimensions: 68 × 33 × 11 mm - Weight: 18 g - Effective range: Up to 150 meters Package includes: 2 × 432HzEV remote controls