| Lightweight Indoor Display | 0.6–1.2 m | Powder-coated aluminum frame with translucent acrylic or polycarbonate face | White static illumination; warm white or cool white available | Low-voltage plug-in adapter, commonly 12 V or 24 V DC | Inline on/off switch or simple dimmer | Indoor only | Retail interiors, weddings, exhibitions, and reception areas |
| Standard Event Letter | 1.2–1.5 m | Aluminum body, UV-resistant acrylic face, sealed LED modules, weighted base | Evenly diffused front lighting with optional color-changing effects | AC mains power through an external low-voltage power supply | Remote control, wired controller, or basic mobile controller | Covered outdoor use | Parties, photo areas, conferences, and temporary installations |
| Weather-Resistant Outdoor Letter | 1.2–1.8 m | Aluminum or galvanized steel structure, sealed polycarbonate face, corrosion-resistant fasteners | White, RGB, or RGBW LED illumination with adjustable brightness | Outdoor-rated AC power supply with ground-fault protection | DMX, wireless receiver, or programmable LED controller | Outdoor capable | Outdoor festivals, entrances, hospitality venues, and branded-free displays |
| Battery-Powered Mobile Letter | 0.9–1.5 m | Lightweight aluminum composite panels with impact-resistant polycarbonate face | Static white or low-power RGB effects | Rechargeable lithium battery; runtime commonly varies from 6–12 hours | Remote control or built-in push-button control | Short-term outdoor use | Pop-up events, venues without nearby outlets, and mobile photography setups |
| High-Brightness Daylight Letter | 1.5–2.0 m | Heavy-duty aluminum frame, UV-stable polycarbonate, ventilated rear enclosure | High-output white or RGBW LEDs designed for visibility in daylight | AC mains power; higher wattage may require dedicated circuits for large sets | DMX controller, lighting console, or programmable standalone controller | Outdoor capable | Daytime events, public spaces, large venues, and open-air stages |
| Interactive Programmable Letter | 1.2–1.8 m | Aluminum housing, diffused polycarbonate face, serviceable LED modules | Pixel-mapped RGB or RGBW animations, gradients, fades, and chase effects | AC power with separate low-voltage LED power distribution | DMX, Art-Net, Bluetooth, Wi-Fi, or scheduled media controller | Indoor / protected outdoor | Stage design, immersive displays, media events, and interactive installations |
| Heavy-Duty Rental Letter | 1.2–1.8 m | Reinforced aluminum or steel frame, replaceable face panels, non-slip weighted base | Long-life LED modules with static, dimming, and color-changing modes | AC mains power with daisy-chain planning and overload protection | Wired controller, DMX, or independent remote control | Frequent-use outdoor capable | Rental inventories, touring events, repeated setup and teardown |