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Every figure below is as published by the manufacturer, in one consistent format. A dash means the brand has not published that spec. Scroll sideways on small screens.
| Spec |  Nicebeam LumaSpectrum 9 Pro 9-Wavelength Red Light Therapy Panel$1,099.00 |  PurRed Advanced Panel 660nm & 850nm Red Light LED Panel$279.99 |
|---|---|---|
| Form factor | Panel | Panel |
| Wavelengths (nm) | 480 + 590 + 630 + 660 + 810 + 830 + 850 + 940 + 1060 | 660 + 850 |
| LEDs | 320 dual-chip | 80 (5 W each, per PurRed) |
| Irradiance (brand figure) | 100–150 mW/cm² (Nicebeam; distance not stated) | >200 mW/cm² at 6+ in (PurRed figure) |
| Coverage | 20 x 20 in (Nicebeam) | 13.2 x 8.7 in |
| Power | 380 W actual (Nicebeam); '1,500 W' LED rating | 138 W total output (PurRed figure) |
| Voltage | Not published | 100–240 V AC, 50/60 Hz |
| Timer | Built in; range not published; 10–20 min suggested | 1–60 min, auto shut-off |
| Controls | Remote; preset modes (details not published) | Single button; built-in timer |
| Flicker | Not published | Not published |
| EMF (brand figure) | 0.05 µT at 6 in, per Nicebeam | Zero EMF at 3+ in, per PurRed |
| FDA status (as stated) | 'FDA' listed among certifications, per Nicebeam; no number published | "FDA-cleared", per PurRed; no number published |
| Dimensions | 35.4 x 11 x 2.4 in | 13.2 x 8.7 x 2.4 in |
| Weight | Not published | — |
| Warranty | 1-year limited | Not published |
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