4 Buttons 433MHz RF Universal Remote Control Duplicator KL300-4K

Product Description 


Shenzhen Kelvin 4-Channel Universal RF Remote Control Duplicator suitable for cars, gates, garage door openers, barriers, home security systems, etc.



Methods of operation
1,Clear out code:
To Clear up test stored rf signal memory from factory by pressing the locking key and unlock the key at the same time, two seconds later, LED indicator light flashes three times, followed by a continuous fast blinking. Indicates that the remote control codes stored has been cleared out.

2, Duplicating (learning)
 Hands are holding remote control , and the other are holding the duplicating remote control, 2 remote controls put together as close as possible, while pressing the remote controls two match button,(eg: A-A',B-B') three seconds later, LED indicator light flashes three times, followed by a continuous fast blinking. This indicates that this copy of the remote control buttons are same as copied on the remote control button codes . Several other keys are also according to the above approach to learning.

3, Recovery code  
 If the code copied have been mistakenly removed the remote control, you do not worry, the remote control can restore yourself. Method is pressing (up-down eg: locking key and bell key) two buttons (metal shell remote control on the left, the plastic shell remote control on the right) at the same time ,3 seconds later, LED indicator light flashes three times, followed by a continuous fast blinking. This indicates that the original remote control codes have been restored.


Shipping
1) Express: DHL, FedEx, UPS, TNT, EMS, etc.
2) By air
3) By sea
4) By special line
Depends on buyer's requirement



FAQ
1) What is your warranty period?
Generally, we provide 1 year warranty for all our products unless otherwise mentioned. (Some are 2 years.)
For DOA (Defective On Arrival) items, which will be replaced or refund, please inform us within 3 days of arrival, please also keep all components and original packaging as further checking maybe required, faulty items must be returned for repair or exchange.
 
2) If i don't know how to use the products, what can i do?
Pls contact us whenever you need our help, even we are not online. 
You can write email to us, or contact us byTrademanager, Skype, and other IM tools. 
We are all very glad to answer your questions. 
 
3) What certifications do you have?
Most of our products are approved with CE certification, some are with FCC. 
If you have any other requriements with certifications, we also would like to help you.