Shipped within 24 hours (except holidays) Compatibility list Normstahl or Crawford EA433 2KS Normstahl or Crawford EA433 4KS Normstahl or Crawford RCU433-2 Normstahl or Crawford RCU433-4 Normstahl or Crawford N002800 Normstahl or Crawford EA433 2KM Micro Normstahl or Crawford T433-4 Three options are available 1. Type of programming: Programming with the receiver 2. Number of channels: 4 or 2 3. Code: rolling code 4. Frequency: 433.92 MHz 5. Battery: 27A 12V or CR2032 6. Size: Style1 53x27x12mm Style2 70x30x13mm Style3 55x45x8mm 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 (x 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 Remote Control Battery Keychain English Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.