Brand Name : Scimagic-RCOrigin : Mainland ChinaCertification : CEModel Number : cardin s449 qz2Use For : CARDIN Gate Remote ControlForA : Cardin S449 qz1qz2 qz3 qz4ForB : TXQ449100 TXQ449200 TXQ449300 TXQ449400Frequency : 433.92 MHZChip : Rolling codeMaterial : Metal and PVCBattery : cr2032 includeIncluding : Remote Control or Key Chain or English Manual or BatterySize : 70x33x12mmInstructions : Programming on the receiver or motorDistance : 10-50m Open Space100 percent Compatible with CARDIN S449 QZ2 QZ4 Garage Gate Door Remote Control ReplacementComaptible with:Cardin S449 QZ1Cardin S449 QZ2Cardin S449 QZ3Cardin S449 QZ4TXQ449100TXQ449200TXQ449300TXQ4494001.Type of programming: Programming with the receiver2.Number of channels: 43. Code: rolling code4. Frequency: 433.92MHz5.Woring Range: 10-50 m (open space)6.Power supply: CR2032.7.Remote come with Battery Security of use: dynamic code provides a high level of security, non-copyable code.Disclaimer:Your Old remote must be same as the advertisement , new remote do not compatible with other remotes .Programming transmitters to receiverThe remote control is the same function as your original remote.it should programming with original receiver according to your original Manual when you get it.1. Locate the Learn or Code Set button on the motor. This is usually under the lamp cover, or on the back of the motor.2. Press the Learn or Code Set button once, then let go. A light should illuminate.3. Press the desired transmitter button once, and the light will go out.4. Press the remote again the the light will flash on the motor and then go out, signifying the remote has been coded.5. Test the operation of the remote.IncludeRemote ControlBatteryKeychainEnglish Manual