The 1204 Side luminous LED lamp bead is based on the 1206 size side luminous LED design. It is 3.0mm x 1.0x 1.9mm in size and can glow vertically, showing excellent visual effects. This LED lamp bead can generate light by current excitation, suitable for all kinds of circuit boards, electronic products and lamps, with high brightness, high efficiency, long life, rich color and other advantages, is widely used in indoor and outdoor lighting, decoration, billboards and other fields. Due to its compact, high precision size and flexible modeling characteristics, 1204 side luminous LED lamp beads are easier to achieve light segmentation and combination, in order to achieve a variety of personalized lighting effects.