2 Styles Compatible/Replacement for Normstahl Crawford 433.92MHz garage remote Compatibility list Normstahl / Crawford EA433 2KS Normstahl / Crawford EA433 4KS Normstahl / Crawford RCU433-2 Normstahl / Crawford RCU433-4 Normstahl / Crawford N002800 Normstahl / Crawford EA433 2KM Micro Normstahl / Crawford T433-4 Feature 1. Free Battery 2. Free Coding Instructions 3. Free Keychain 4. Heavy Duty Design 5. In-built Battery 6. Button Protector Description 1. Type of programming: Programming with the receiver 2. Number of channels: 4 3. Code: rolling code 4. Frequency: 433.92 MHz 5. Battery: 27A 12V / CR2032 6. Size: 70*30*13mm / 55*45*8mm NEW Remote Programming: 1) Open the Courtesy Lamp Cover to expose the Learn" or "Code SET" button. Otherwise it is on the rear of the motor head. 2) Press the "Learn Button (* LED Indicator will glow solid) 3) Press the Remote button you want to control the door - LED indicator will extinguish 4) Press the same Remote button again - LED indicator will begin to flash rapidly, programming is complete once the LED Indicator ceases to flash 5) Close the Courtesy Lamp Cover Include 1xRemote Control 1xBattery 1xKeychain 1xEnglish Manual Professional certificate, quality assurance