BMW CAS4 & CAS4+ test platform by WEIXY Electronics Using this test platform,programming the BMW CAS4 CAS4+ keys by OBD on the bench without open and welding, which can avoid the car power loss and data loss caused by long time unlock CAS4/CAS4+ on the car; Off-site key programming; It can also test whether CAS or key is working properly, which is the preferred platform for locksmith and automotive electronics. The wire is made of Japanese material, with built-in start button, indicator light,very user-friendly design, and most importantly, high quality and low price. E-mail: info@auto-chips.com WhatsApp: +86 132 6686 3737