Canbus is a central networking system to connect with each various other without intricate dedicated electrical wiring between with the entire system without triggering an overload to the controller computer system.
canbus led vs. non-canbus led
Initially, we should know that an led light bulb such in https://www.led-car-light-manufacturer.com/product/canbus-error-free-led-7443 is not a light bulb. LED is a Light Emitting Diode. The Diode is basically a digital check shutoff which enables current to flow just in one direction. An LED is a Diode discharges light when present flows via it.
A typical light bulb has an element to illuminate when current flows through it.