CompatibilityCompatible with 2004-2006 RX330/ 2007-2009 RX350/ 06-08 RX400H/ 2010 RX450H. Please Check Our Product Description and Vehicle Fitment Tool for Full Compatible Vehicles ListProgramming MethordSelf-Programming is Not Available, it's necessary to be cut and programmed by a qualified dealer or locksmith.NOTEIf you have 1 working original keys and a Techstream, you can't Self-Programming, If you don't have, it's necessary to be programmed by a professinoal dealer or locksmith.Package Include2x Keyless Entry Remote Start Control Key Fob with Electronics and Battery Pre-Installed.WARRANTYBuy with Confidence, 24-Months Warranty and Lifetime Support. If You Find They Don't Work or Any Problems, Just Feel Free to Contact us Anytime, We Will Arrange Free Refund or Return for YouReplacementFor FCC ID:HYQ12BBT; P/N:89785-50030, 89785-50031; Frequency:314 MHz; Please Make Sure That Your Original Remote Has the Same Buttons on itOEM-QualityMade of Premium Plastic Materials, Shockproof, Every Single Keyless Entry Remote Start Control Car Key Fob is Fully Pre-tested by Professional Locksmith Tools before Shipping. 100% New Brand Remote Control Car Key Fob, The Function is the Same as the Factory Original Car Key Fob.