Specifications:

• Wireless transmission distance: 50-150m (open space)
• Use 3: For garage door remote control
• Use 2: for telescopic door remote control
• Use 1: for electric door remote control
• Rated voltage: 12V Battery(included)
• Origin: CN(Origin)
• Model Number: 433MHZ remote control duplicator
• Feature: Remote Control 433MHz
• Channel: 4
• Certification: CE