1 / 7NETTA NT-FAIRY-LIGHTS-200-MULTI-103738 20 m 200 LED Multicolour Fairy Lights
NETTA NT-FAIRY-LIGHTS-200-MULTI-103738 fairy lights combine a 20-metre lit string, 200 multicolour LEDs and eight selectable effects for indoor or outdoor seasonal decorating. They plug into the mains through a listed 31V adapter, so they need access to a power socket rather than batteries.
At a glance
- Eight lighting effects are selected with a button on the adapter. The listing says the setting is remembered.
- The stated 20 m lit run and separate 5 m lead give a longer reach from the socket than the illuminated section alone.
- The listing describes the adapter as IP44-rated and the lights as suitable for indoor and outdoor use.
Reference price: £16.99
Price checked: 12 Nov 2026
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Pros and cons
Pros
- Eight listed effects include steady light, fades, chasing and twinkle options.
- Mains power avoids replacing batteries during use.
- The 20 m lit length and 5 m lead suit decorating a tree or covering a longer area near a socket.
Cons
- A mains socket is needed, which limits placement where power is not readily available.
Technical specifications
20 specifications| Brand | NETTA |
|---|---|
| Model | NT-FAIRY-LIGHTS-200-MULTI-103738 |
| Light source | LED |
|---|---|
| LED count | 200 |
| Lit length | 20 Metres |
| Colour | Multi-colour |
| Colour temperature | 3000 Kelvin |
| Power configuration | Corded Electric |
|---|---|
| Adapter voltage | 31 Volts |
| Control methods listed | Touch |
| Lead cable | 5M |
|---|---|
| Weight listed | 450 Grams |
| Cable colour | Dark Green Cable |
| Indoor/outdoor use | Indoor, Outdoor |
|---|---|
| Water resistance listed | Waterproof |
| Ingress protection code | IP44 |
| Material listed | Plastic |
| Occasion | Christmas |
|---|---|
| Season | Winter |
| Hanging layout | Linear |
What to know before buying
Listing details to confirm
The listing gives eight lighting modes and memory, but the colour-temperature field says 3000 Kelvin despite the product being described as multicolour and colour-changing. It also lists both Touch and button control, labels the control as a button on the adapter, and gives an unexplained 1600 watts claim alongside a 31V adapter. Confirm these inconsistent details with the selected listing before relying on them. The stated IP44 rating applies to the adapter listing, so check installation requirements for outdoor use.
What’s in the box
Included- Clear cable
- 31V low-voltage adapter
Who is it for?
A good fit for
- Tree, window or garden decorations where a 20 m lit string and mains socket are practical.
- Buyers wanting multiple lighting effects and multicolour LEDs for seasonal displays.
Less suited to
- Locations without a convenient mains socket or buyers who need battery-powered lights.

Customer reviews on Amazon
- 5 stars
80% 80% - 4 stars
11% 11% - 3 stars
3% 3% - 2 stars
2% 2% - 1 star
4% 4%
Customer feedback highlights appearance, brightness, lighting settings and perceived quality, with some people saying the lights suit a large tree. Reports on durability are mixed: some describe lasting well, while others say they stopped working after a week. That variation matters for a seasonal display intended for repeated use. The positive aggregate rating is not a guarantee of reliability for an individual set.
Positive themes
- Customers praise the appearance and brightness, and mention the range of settings.
Negative themes
- Some customers report that the lights broke after a week.
Mixed feedback
- Reliability and durability feedback is mixed, with some reports of lasting well and others describing early failure.
Frequently asked questions
How long is the illuminated string?
The listing states a 20 Metres lit length and separately specifies a 5M lead cable.
How are the lighting effects controlled?
The listing describes eight lighting modes controlled by a button on the adapter, with a memory function. Its details also list Touch as a control method, so that control description is inconsistent.
Can these lights be used outdoors?
The listing says they are for indoor and outdoor use and gives an IP44 rating. Check the product instructions for placement and protection requirements.
Do they need batteries?
No batteries are required according to the listing. They use corded electric power and the listed 31V low-voltage adapter.

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