MARANTEC 43392MHz Garage Door Remote Control Replacement MARANTEC Digital 302 304 313 Comfort 220 250 252 Key Duplicator Marantec Garage Remote Control 433.92MHz Specifications: Working voltage: 3V (CR2032 battery a including) Operating Current: 8mA Working frequency: 433.92MHz Modulation Mode: ASK (AM) The transmission power: 100mW Emission Distance: 50 to 100 m (proof) The encoding type: self Copy The working temperature: -20 C to +50 C Features: 1.Privacy is strong 2.One to one key copy 3.Each key password alone save 4.Can continuous repetitive copy use one million times Compatible Model: AZ021 64176 Comfort 220 Comfort 250 Comfort 252 Comfort 270 Digital 302 Digital 304 Digital 313 Not compatible with remotes that operate on 868MHz Include Remote Control Battery English Manual How to Program Face to face copy your original remote control Step:1:Clear the history code from duplicator 1:Press button A and B continuously until LED flash 3 times 2.Release button B (Keep pressing button A),and press button B Slowly for 3 times,LED flash 3.Release button A,finish code clearance. Step 2,Copy code from original transmitter 1. Put duplicator aside of original transmitter,as close as possible. 2. Press and hold button A of original transmitter,then press and hold button A of duplicator until you see the duplicators LED flash 3. Release both buttons,finish code copy,copy other button in same way. Button A= Lock button Button B=unlock button _x000D_