Output with 2 wires or 3 wires, how to choose a CCT dual white LED strips?

2-wire output is featured with simple wiring& installation because only 2 wires( 2 solding pads）.

3-wire output is featured with independent circuit control, stable without flicker because the 3-wire configuration typically consists of one common wire plus two separate wires for  white and warm white respectively. The two circuits operate independently, resulting in a low failure rate and no flicker issues.