Wireless Remote Control Duplicator

🤔🤔Worried about losing your car key, access control card, remote control, garage key, etc? Backup it！🔥🔥 Wireless Remote Control Duplicator is able to make a copy of any key through a few simple steps! Don't worry about the privacy and safety. It adopts one-to-one key copy technology and the password of each key is saved individually.  Duplicate your existing remote control for cars, car sunroofs, garage doors, rolling gates, heating systems, wireless anti-theft device, home automation, etc. 4 Button for 4 Different Devices✔ The four buttons of remote controller could respectively copy four different types of chips, That is a remote control can operate four different types of facilities. Copy your fixed frequency!    Including High transfer sensitivity, no signal blocking. The copy transmitter switch is durable, plus you can take it anywhere easily with key chain design. HOW TO PROGRAM Step 1 – Clear the Memory Click and Hold A and B buttons together