The LED Panel With 81 LED's has been designed to hold 81 pcs of Thru-Hole LED's on a big square circuit board. Red, Yellow, Green, Blue, White and other emitting colors are available. 81pcs thru-hole LEDs are installed on one big PCB board in dot matrix(9*9). The LEDs can be rechangeable into another types of thru-hole LEDs as per customers' requirements on intensity, angle. All colors are available. It is specially used as large area backlight. Larger LED boards are producible.