Smart Uncut Flip Folding 3 Buttons Keyless Entry Key Fob Case Shell for Lexus Es Gs Rx Ls Lx Rx Sc Lexus ES GS RX 3 buttons,Transmitter Keyless,replacement Key Blank, No Transponder Chip and Electronics/Battery. The keyblade is uncut and needs to be brought to a locksmith or a dealer to get cut. It is not a remote key, it is just a remote key shell. NO interior (remote/electronics/ignition or transponder chips) unit inside. Cut the keyblade, switch the internal electronics (include immobilizer/transponder chip) from original remote, then it will be ok.No programming needed. Check out your key button position before buying, make sure your remote key case looks exactly the same with our case.