CK Universal Key SR Series Smart Remote SR2-04 Cadillac Shape 5 Buttons Manufacturer CK Model number SR2-04 Key word Smart key Type Smart key Button Lock/unlock/trunk/start/panic Blade Not include Battery Not include Programmer CK 100/CK IV/CK-PROG MOQ 100pcs The CK SR2-04 is a universal smart proximity remote from CK SR Series, featuring a 5-button layout in a Cadillac-style smart key housing. Designed for push-to-start / keyless-go vehicles, it provides hands-free passive