For outdoor use,usually use P16 and P20. Just according to the size of display  and videwing distance request.

P16 owns high resolution  and big viewing distance. For the details,please see below

Description: Outdoor Full Color LED Video Display Screen

1. Specification

Pixel pitch: 16 mm
Resolution: 3906 dots/m2
Pixel Composing: RGB 2 Red, 1 Blue, 1 Green
Brightness: >7500 cd/m2
Viewing Angle: Horizontal>140 Vertical>60
Best Viewing Distance>15meter
Life Time: 5~ 11 years
Module Dimension: 256 x 128 mm
Case Dimension: 1024 x 768 mm
Driving way: Static constant driving
Average Power Consumption: 550W/m2

2. Features:

1)Built-in automatic brightness control sensitive and automatic electrify, smoke detectors, humidity sensors. You can remote control the screen at any places and at any time.
2)Eye-catching, high quality, long-life, waterproof (IP65), dust proof, anti-ultraviolet radation, Energy Saving and Environmental Protection.
3)Design weatherproof case eliminates external contamination by rain, salt fog or dust and reflects solar radiation
4)Fans thermostatically controlled internal cooling
Long Life Superbright LEDs (100,000 hours of continuous use)
5)Protective coating LED electronics
6)Extra-Wide Viewing Angle and continued protection shutters

3. Warranty: 2 years

4.Service: Lifelong

5.Free Parts:50 teams LED Lamps,5 pcs LED Modules,1 pc Power supply,1 pc receiving card,45 pcs cables,112 pcs connection foil, 400 pcs nuts;300 pcs screws,23 pcs keys,1 pc installation disk and control software, 1 pc installation guide manual, 1 pc maintenance card.