Hign-concerned Chemical:none Model Name:For KD Phone as key<br><br>Download the Phone As Key App Press the button on the key kit one time andthen long press it for at least 3 seconds until theLED light flashing to turn iton Enter the device setting page on the right topof the App--Device Management-- Scan to adddevice and change password as it asks Generate remote and program to the car un-der the Car Washing Mode. (Need professio-nal locksmith or car repairing people to do it) Atergamming is fnished please transferit to Anti-theft Mode.Se the sesing dstance for kyles entryofthe phone ithe clbration function onthehomepageacording to personal preferences Colour:black Material:ABS<br><br>Package Contents: 1 * key 1 * cable<br><br>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.