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3 monitors side by side.

6 h a day
  • Electricity at €0.2832 per kWh (household price with taxes, Eurostat 2026-S1).
  • 210 g CO₂e per kWh generated in 2023 (European Environment Agency). Counts use only, not manufacturing.

Yearly running cost

Bars in proportion to the energy each model uses.

  • Geesuu M270L1F €11.23
  • Guangzhou changhong audio-visual electronic products M-27LFK1Q165 €4.34
  • Gamebooster Lyris FF20 €9.12
Model Geesuu M270L1F Guangzhou changhong audio-visual electronic products M-27LFK1Q165 Gamebooster Lyris FF20
Running cost
Running cost (per year) €11.23 €4.34 €9.12
over 10 years €112 +€69 over 10 years €43 €91 +€48 over 10 years
kWh per year 39.6 15.3 32.2
kg CO₂e per year from electricity use 8.3 3.2 6.8
Specifications
Brand Geesuu Guangzhou changhong audio-visual electronic products Gamebooster
Model M270L1F M-27LFK1Q165 Lyris FF20
Energy class E C D
Screen size 27″ (69 cm) 27″ (70 cm) 27″ (69 cm)
Power in on mode (SDR) 18.1 W 7 W 14.7 W
Energy class (HDR) F – D
Power in on mode (HDR) 25.8 W – 14.7 W
Standby 0.5 W 0.3 W 0.2 W
Off mode 0.3 W 0 W 0.2 W
Resolution 1920 × 1080 1920 × 1080 1920 × 1080
Aspect ratio 16:9 16:9 16:9
Panel LCD LED LCD LCD
Refresh rate 144 Hz 165 Hz 200 Hz
Power supply External External External
On the market since August 20, 2025 November 6, 2024 January 6, 2026
EPREL registration number 2446993 2189238 2588496
Networked standby – 0 W 0 W
Guaranteed support – 1 year 1 year
Software updates – 1 year 1 year
Spare parts available – 1 year 1 year

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