This is a 433.92 MHz garage door remote control. The transmission distance is up to 100 meters in open space. Operate gates and garage doors conveniently from your vehicle. Compatible with various electric doors, garage doors, and passage doors. Suitable for vehicle security monitoring, home automation (e.g., lighting, curtains, electric windows), and agricultural equipment (e.g., water pumps, sprayers). Battery-powered remote control. Color: White Number of channels: 2 Number of buttons: 2 Model: 432HzEE Modulation: ASK Transmitting power: 3–6 dBm Transmitting current: 21 mA Standby current: < 0.15 mA Operating frequency: 315 / 433.92 MHz Working voltage: DC 12 V Battery type: 2 x button batteries Housing material: ABS Dimensions: 68 × 33 × 11 mm Weight: 18 g Operating range: Up to 150 meters Package includes: 1 × 432HzEE remote control