Features: one to one key copy， each key password alone save， can continuous repetitive copy use one million times. Privacy is strong， especially suitable for home his copy their remote control. Method of use:1， copy before clear factory production copy into the test code， the method is also hold the remote control such as the two key do not let go， about three seconds lamp by flash into slow after the flash， then according to the RenYiJian loosen alone， light does not shine， said internal code has been cleared.2， hold the book confidential to a copy of the key not let go， the guest's corresponding key hold don't let go and close to the receiving antenna place， about three seconds after the\ light never bright - slow flash， flash to let go， try click this button and turn bright， say learning copy success. The same operation to complete other key copy. 3， frequency: 260-480MHZ 4， restore function: if not careful false clear internal code， with two key， as shown by the lamp shining said internal code has been restoredpackage included: 1*Remote control