1.& 2.Best replacement for a key with broken buttons or worn key case. 3 The item is a DIY remote key. Frequency 304 MHZ 4 Replacement smart keyless entry remote key with battery and electronics installed. button:2 Buttons Frequency: 304MHZ Chip:4c chip Fit For: For ZZE122 - 10/2001 to 02/2007 ForRAV4 ACA2 - 05/2000 to 07/2003 For Avensis Verso - 05/2001 to 08/2003 For Tarago ACR30 - 02/2000 to 10/2003 For LandCrusier 100 series : 08/1998 to 08/2002 Colour: Black Material: plastic case<br><br>Package Contents: 1 * Remote key Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.