LED car headlight bulb high power double copper pipe cross-border foreign trade general refit super bright H7H4 manufacturers wholesale

Double copper tube design, preferred material, wide and thick copper substrate, temperature control chip, copper tube welding precision seamless, super thermal conductivity, efficient cooling fan, full effect guarantee, excellent performance! High color 3570 lamp beads, 12 light-emitting chips on both sides, ultra-high brightness; The new CSP lamp bead patch solution solves the problems such as easy burning and damage of lamp beads, comprehensively controls the material and quality, and presents high-quality products