Wireless 8 Keys Car Wheel Control Knob on Smart Switch With LED Light Radio Car Android Navigation Player Cup Shape Body Kit

Specification:Product size: 7.5cm * 5.5cmName: Multi-function knob on car controllerWeight: about 250gFeatures:(1)New Cup Shape 8 User-defined Functions Car Wirele Steering Wheel Control on(2)New upgrade Cup shape design,more smooth touch feeling,and easy to install.(3)*Notice* it's NOT Steering Wheel REMOTE Control,it's TRUE Car Steering Wheel Control Key on for your stereo(4)Because it's TRUE car Steering Wheel Control,please confirm your car stereo supports "Steering Wheel Control" function(5)Support all function such as(Vol+/-,Mode,Bluetooth phone,Pre/Next etc.)*ANT NOTICE*This is UNIVERSAL steering wheel control,therefore we can't guarantee each key boutton match your steering wheelon function 100%,Usually,1~2 boutton are malfunction that's normal condition,if you can't accept that,please don'torder it! the OEM CD radio or other CD player don't order it.*This UNIVERSAL steering wheel control is ONLY compatible with car head unit that use 3.3V~5V steering control signal.Please inform that!*This item need 2Pcs AAA Alkaline Battery to work, the battery not include,you need buy it by yours.Package:1 x Car Wirele Steering Wheel Control on