Nextronix DYDC-021 Christmas Fairy Lights, 200 LEDs, 20 m

LEDs: Nextronix DYDC-021 Christmas fairy lights combine a 20 m corded LED string with 200 cool-white lights, remote control and selectable effects. Their mains connection suits displays near a socket, while the listing’s indoor/outdoor descriptions conflict, so check the intended placement before buying.

At a glance

Eight lighting modes and four brightness settings are claimed, from 25% to 100%.
A remote and a button on the plug are described for operation.
The listing describes three timer functions and a memory function that returns to the last mode used.
The feature text says the LEDs are spaced 10 cm apart and mentions a 3 m extension cord.

Price

£16.14Save 19%

Reference price: ~~£19.99~~

Price checked: 12 Nov 2026

View offer Ahead of Black FridayExplore the selection

Often bought together

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Pros and cons

Pros

A 20 m run with 200 LEDs provides a long linear display for a tree or room decoration.
Remote control, multiple modes and four brightness levels offer several ways to adjust the display.
The claimed timer and mode memory can reduce routine manual switching.

Cons

Corded mains power requires access to a suitable socket and limits placement compared with battery-powered lights.

Technical specifications

11 specifications

Identity and lighting
Brand	Nextronix
Model	DYDC-021
Light source	LED
Light colour	Cool White
Number of lights	200
Listed length	20 Metres
Wire layout	Linear

Power and control
Power configuration	Corded Electric
Listed features	Remote Controlled, Timer, Water Resistant, Twinkling, Fading

Materials and protection
Water resistance listed	Water Resistant
Ingress protection rating	IP44

What to know before buying

Listing details to confirm

The listing is inconsistent about placement: the product title and feature copy describe indoor and outdoor use, while the product details specify Indoor. It also lists IP44 and water resistance, but does not confirm which parts have this rating. The title mentions eight modes, while the feature text also claims four brightness levels, three timer functions, mode memory, 10 cm LED spacing and a 3 m extension cord. Check the selected listing for these details and for intended outdoor use.

What’s in the box

Included

String light

Who is it for?

A good fit for

Buyers wanting a long, cool-white Christmas light string near a mains socket.
Decorators who want remote operation, selectable effects and adjustable brightness.

Less suited to

People who need battery-powered or socket-free lighting.
Buyers who need confirmed outdoor-use suitability without checking the conflicting listing details.

Nextronix DYDC-021 Christmas Fairy Lights, 200 LEDs, 20 m · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 92 ratings

5 stars78%78%
4 stars11%11%
3 stars6%6%
2 stars2%2%
1 star3%3%

Aggregate ratings lean positive, with most in the five-star category, but a smaller share are lower. Without customer comments, the figures do not show what people liked or disliked. They offer limited guidance on issues such as the remote, timer or outdoor suitability, which should be checked against your needs.

Frequently asked questions

How long is the light string?

The listed length is 20 Metres. The feature text additionally describes a 3 m extension cord, but the listing details do not clarify how that relates to the stated length.

Can the brightness be adjusted?

The feature text claims four brightness levels: 25%, 50%, 75% and 100%.

Are these lights suitable for outdoor use?

The title and feature text claim indoor and outdoor use, and the listing gives an IP44 rating. However, the product details specify Indoor, so confirm intended placement and the rating’s scope before outdoor use.