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B

Shenzhen Hailesi Technology S123

Monitor · model S123 · 2 model numbers · on the market since 27 April 2026

Estimated running cost, EU average price
€3 a year
10 kWh/year · €29 over 10 years at today’s prices
−€4a year vs the average comparable model

Estimated from the label’s on-mode power (SDR) at 6 hours a day, 365 days a year. Standby is not included. Prices: Eurostat household electricity prices incl. taxes, 2026 (Jan–Jun), consumption band 2,500–4,999 kWh.

Running cost in every country (39)
Country€/kWhPer year10 years
Albania0.119€1€12
Austria0.326€3€34
Belgium0.358€4€37
Bosnia and Herzegovina0.1€1€10
Bulgaria0.134€1€14
Croatia0.182€2€19
Cyprus0.269€3€28
Czechia0.288€3€30
Denmark0.238€2€24
Estonia0.212€2€22
Finland0.269€3€28
France0.249€3€26
Georgia0.073€1€8
Germany0.362€4€37
Greece0.24€2€25
Hungary0.114€1€12
Iceland0.202€2€21
Ireland0.387€4€40
Italy0.314€3€32
Kosovo0.087€1€9
Latvia0.242€2€25
Liechtenstein0.299€3€31
Lithuania0.216€2€22
Luxembourg0.202€2€21
Malta0.127€1€13
Moldova0.187€2€19
Montenegro0.104€1€11
Netherlands0.244€3€25
North Macedonia0.117€1€12
Norway0.199€2€21
Poland0.3€3€31
Portugal0.237€2€24
Romania0.284€3€29
Serbia0.12€1€12
Slovakia0.199€2€20
Slovenia0.212€2€22
Spain0.251€3€26
Sweden0.306€3€32
Türkiye0.066€1€7

How it compares

Compared with 3,099 monitors up to 24″ on the EU register:

282 comparable models use less energy. The typical model in this group uses 26 kWh a year; most use between 9 and 46. See the full ranking.

Energy label values

Energy efficiency classB on the A–G scale
Typemonitor
Screen size12″
Screen size31.1 cm
Resolution1920×1080 px
PanelLCD
Refresh rate60 Hz
Power in SDR mode4.7 W
Power in HDR mode7.6 W
Energy class (HDR)D
Standby0.3 W
Networked standby0 W
Automatic brightness controlNo
Software updates for at least3 years
Spare parts for at least3 years
Guarantee declared by the supplier3 years

Lifespan & repair

Spare parts

The manufacturer declares spare parts for at least 3 years.

Guarantee

The supplier declares a guarantee of 3 years on the EU register. Your statutory rights in the EU are at least 2 years.

Registration history

Model numbers on this page

These 2 model numbers are registered by Shenzhen Hailesi Technology with identical energy label values, dimensions and installation type (usually colour or market variants).

S123S123E

Comparable TVs & monitors from other brands

  1. B
    XPPen Artist 12 Pro
    12″ · 1920×1080 · 4.7 W · 10 kWh/yr
    €3/year
  2. A
    €3/year
  3. C
    Hugerock PD70
    7″ · 1920×1080 · 4.7 W · 10 kWh/yr
    €3/year
  4. B
    Zeuslap ZB156
    15″ · 1920×1080 · 4.7 W · 10 kWh/yr
    €3/year
  5. B
    Arzopa A3C PRO
    13″ · 1920×1080 · 4.7 W · 10 kWh/yr
    €3/year
  6. B
    Shenzhen E-Tech Digital Technology S14
    14″ · 1920×1080 · 4.7 W · 10 kWh/yr
    €3/year

Source: EU energy label register (EPREL), registration 2707629, 2807334. Values are as declared by the supplier. YearlyCost is not affiliated with the European Commission or Shenzhen Hailesi Technology.