Description Garage Door Remote Control 433.92 MHz Rolling Code Remote Connection Method: Wireless Radio Range: 30–100 m (open terrain) Application: Garage door, alarm system, automatic door, roller door, etc. Compatible with 99% of all commercially available remote controls. Specifications: 1. Operating Voltage: DC 6 V 2. Operating Current: 9–12 mA 3. Operating Frequency: 433 MHz 4. Transmit Power: 10–15 mW 5. Transmit Range: 80 m (open) 6. Frequency Deviation: ± 0.2 MHz 7. Coding Chip: EV1527 (learning code) 8. Vibration Resistance: 330 kΩ 9. Number of buttons: 4 10. Modulation method: ASK 11. Quiescent current: 0 µA 12. Dimensions (L x W x H): 63 mm x 35 mm x 13 mm Color: Black + White Material: ABS Package contents: 1 remote control Only the above package contents, other products are not included. Note: Lighting conditions and different displays may cause the color of the item shown to differ slightly from the actual product. The allowable measurement deviation is +/- 1-3 cm.