8x8 Dot Matrix Led Display

Datasheet of 1.9mm 8x8 red led dot matrix display Electrical and optical parameters: Parameter Symbol Min Type Max Unit Test Condition Luminous Intensity Iv 30 / 50 mcd IF=20 mA Peak Wavelength λp / / / nm IF=20 mA Dominant Wavelength λd 629 / 635 nm IF=20 mA Forward Voltage VF 1.8 2.0 2.5 V IF=20 mA Reverse Current IR / / 50 μA VR=5 V Forward Current IF 3 5-10 15 mA / Absolute Maximum Ratings: Parameter Rating Unit Reverse Voltage 5 V Power Dissipation 50 mW/chip Operation Temperature -20 to +85 °C Storage Temperature -20 to +85 °C Storage Humidity 45%-85% RH Wave Soldering Temperature 260°C in 3s, Iron soldering <360°C Peak IF(1/10 duty cycle 0.1ms pulse width)  60 mA/chip Continuous Forward Current 20 mA/chip How to choose led display module dot matrix from Kohon?   Dot matrix,      5×7, 5×8, 8×8, 16×16 pixels   Dot diameter,  ∅1.9mm, ∅3mm, ∅3.7mm, ∅4.8mm, ∅5mm, ∅8mm, ∅10mm   LED color,       red, yellow, yellow-green, blue, orange, white, pure green, dual color, RGB   Surface color, Black and Gray   Lens color,      white, red, transparent / water clear