433Hz Copy Remote Control 1. Easy to use, the 4 channel remote control system lets you take control of your gadgets, car, home and garage. 2. This is not a complete list! If your remote uses the 433MHZ frequency it will work with the remote duplicator (note: rolling code remotes will not work). 3. The battery used in the product, please replace the battery when the remote control distance is insufficient. 4. Clone up to 4 remote signals from 4 different remotes. Specifications: 1. Operating frequency: 433MHz 2. Powered by battery (included) 3. Channel: 4 4. Distance: Up to 100 meters 5. Application: Duplicate Your Existing Remote Controllers - Application example 1: Vehicle central locking systems - Application example 2: Garage doors access control system - Application example 3: Electronic gates access control system - Application example 4: Electrical appliances control - Application example 5: Car sunroofs control - Application example 6: Heating systems control - Application example 7: Light Switch