Please make sure your original master keyfob has the folloing FCCID,Or it won't work:
FCC ID: HYQ12BBX, HYQ12BAN, HYQ1512Y
Part Number: RSS-210, 89742-35021
Button: 3+1 Buttons
Battery/ Transponder chip/ electronic: No
Fitments:
1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 Toyota 4 Runner
2001 2002 2003 2004 2005 2006 2007 Toyota Sequoia
For more detailed fitment list, please click on "Compatibility tab" on the top of this page.
Product Info:
1PCS Remote Car Key Case Shell with Blank ( No battery )
Features:
100% Brand New High Quality Never Used.
Locksmith Programming is highly recommended.
Replacement part to match the original in form and function.
Remote with Lock / Unlock Buttons, have a variety of functions you need.

Wrm Tips:
Instructions are not included.Professional installation is recommended.
Please double verify the smart remote for your vehicle based on the FCC ID/part number.