Indoor LED Displays vs. Outdoor LED display have significant differences in design, performance, materials, and application scenarios. Below is a comparison of the two:

Physical Characteristics

Indoor LED Displays

Material: Typically uses DMX LEDs (large-area monochromatic) or ordinary RGB LEDs. Smaller size, moderate brightness.
Light Output: LED light output near the eyes does not adversely affect visual comfort; often controlled using a DMX interface.
Power Consumption: Due to smaller output, room LEDs have low power consumption.

Outdoor LED Displays
Material: Commonly uses large-power RGB LEDs or OLEDs. Larger size, higher brightness.
Light Output: LED light output in outdoor environments requires consideration of spreading (spreading) effects; light will spread outward.
Power Consumption: Due to larger output, outdoor LEDs have higher power consumption.

Technical Requirements

Indoor LED Displays
Thermal Management: Generally no additional thermal management measures are needed due to stable indoor environments.
Color Accuracy: Prioritizes accurate color reproduction and quick response times in the room environment.
Protection Standard: Generally does not require protection standards such as IP ratings, as they can operate in everyday environments.

Outdoor LED Displays
Thermal Management: Requires thermal management systems (e.g., fans, heat sinks) to reduce heat dissipation or employs surface cooling technologies to minimize temperature rise.
Environmental Resistance: Protected by standards such as IP67/8 to resist rain, dust, and pollution interference.
Longevity: Needs longer lifespan due to lower outdoor light levels and susceptibility to physical impacts like wind, rain, snow, etc.

Application Scenarios

Indoor LED Displays
Marketing materials (e.g., illuminated banners)
Background panels or walls in offices
Art installations or decorations
Medical advertising or educational displays

Outdoor LED Displays
Traffic signal lights
Billboards for outdoor advertising
City landscape lighting (e.g., neon signs)
Warning and advisory signs
Promo backgrounds for theaters,礼堂s, and other performance venues

Maintenance Requirements

Indoor LED Displays
Regular cleaning to prevent smudges.
Use of anti-rub materials or anti-glare covers.

Outdoor LED Displays
Requires special attention to avoid stains and physical impacts (e.g., wind, rain, snow).
May need regular cleaning and application of water-resistant cleaning agents.

Technical Characteristics

Room LEDs 
DMX Interface: Controlled using DMX cables for easy on-site programming and maintenance.
Low Power Consumption: Due to the long lifespan of LEDs, room LEDs are more economical.
Color Temperature: Typically uses high-color-temperature LEDs (e.g., 5000K or higher) to mimic incandescent lighting effects.

Outdoor LEDs 
OLED Technology: OLED technology is increasingly used in outdoor environments for higher brightness and deeper color temperature.
Thermal Management Design: Requires additional thermal management solutions, such as fans or heat sinks.
Protection Standard: Usually equipped with high-protection standards like IP67/8 for use in adverse environments.