Specifications Hign-concerned Chemical:None Model Number:Normstahl Origin:Mainland China Certification:CE Frequency:433.92MHz Chip:Rolling Code Compatible1:Normstahl Crawford 433mhz remote garage Compatible2:Normstahl EA433 2KM MICRO 2KS 4KS RCU 4 Material:metal and PVC Usage:Program on receiver Use for:garage door/gate/sliding gates/barrier Distance:10-50m Battery:have battery 2024 Newest 100% Compatible Normstahl Crawford Garage Remote Control Rolling Code Compatibility list Normstahl RCU 433 2K Normstahl RCU 433 4K Normstahl RCU433-2 Normstahl RCU433-4 Normstahl EA 433 2KS Normstahl EA 433 4KS Normstahl EA433 2KM Normstahl N002800 Style 1 Specifications: 1. Type of programming: Programming with the receiver 2. Number of channels: 4 3. Code: rolling code 4. Frequency: 433.92 MHz 5.Woring Range: 10-50 m (open space) 6.Remote come with Battery !!! Style 2 NORMSTAHL EA433 2KM Specifications: Product Model: NORMSTAHL Type of programming: Programming with the receiver Product material: ABS Size: 53*27*12mm Product weight: 40 g Number of channels: 2 Battery: 3V (CR2032 Include) Installation: wireless Code: rolling code Frequency: 433MHz, 433.92MHz Radio transmission distance: 20-100m (Open area) Style 3 Specifications: 1) Compatible with: NORMSTAHL garage door opener. 2) Number of channels: 4 3) Frequency: 433.92Mhz 4) Battery:12V 27A 5) This is a third party remote control. NOT made by Normstahl. Style 4 Specifications 1.Type of programming: Programming with the receiver 2.Number of channels: 4 3. Code: rolling code 4. Frequency: 433mhz 5.Woring Range: 10-50 m (open space) 6.Power supply: 3V 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 . Includ * Remote Control * Key Chain * Battery * English Manual Programming: The remote control functions the same as your original remote control 1.Approach your motor so you are standing a few feet away from it. 2.On the motor,press the programming button(1),Let it go. 3.Prss a button on your new remote control for 1 second 4.Wait 10 seconds 5.Your new remote control is programmed