Specifications:

• Encoding method: Rolling code
• Hign-concerned Chemical: None
• Origin: Mainland China
• Certification: CE
• Use: Electric Door,Switch,Universal
• product name: Gate Garage Door Opener Key
• Model Number: FD020
• Function: Work with Rolling code HCS301 Receiver(Open code)
• Frequency: 433.92mhz
• Distance: 50-100M(open distance)
• Brand Name: FD