Alutech AT-4 garage door remote control Programming the transmitter on the receiver The remote control has the same function as the original remote control. After reception, it must be programmed to match the original receiver. Specifications: Product Material: ABS Installation Method: Wireless Frequency: 433.92 MHz Code: rotary code Size: 55 * 38 * 10 mm Battery: 12 A Wireless transmission distance: 30-100 m (open area). Scope of application: garage door, alarm system, automatic door, flap, etc. Compatible models Alutech AT-4 AN-Motors AT-4 Alutech AnMotors ASG1000 Alutech AnMotors AR-1-500 Alutech AT-4 Aire 600 Remote control * 3 pieces Keychain Manual in English