JIXXULVU 300L 355 ft 900-LED Cool White String Lights

JIXXULVU 300L string lights pair a listed 355-foot length and 900 cool-white LEDs with eight lighting modes, four brightness levels, and a daily timer. They suit large seasonal displays, but the adapter is not waterproof, and customer feedback reports mixed reliability and durability.

At a glance

355 feet of string with 900 cool-white LEDs for broad coverage.
Eight lighting modes and four brightness levels are listed for adjusting the display.
Daily automatic on/off timer and memory for the last lighting mode and timer setup.
The listing specifies IP44 protection and says the adapter is not waterproof.

Price

$29.70Save 26%

Reference price: ~~$39.99~~

Price checked: Nov 14, 2026

View offer Ahead of Black FridayExplore the selection

Pros and cons

Pros

The long listed run can cover larger trees, yards, balconies, or event spaces.
Timer and memory reduce the need to reset the schedule and lighting mode each day.
Multiple modes and brightness levels provide options for changing the look of a display.

Cons

The power adapter must be protected from water even though the string is described for outdoor use.
Customer feedback reports that some units stopped working quickly or had wires break outdoors.

Technical specifications

16 specifications

Identity
Brand	JIXXULVU
Model	300L

Lighting
LED count	900
Light color	Cool White
Color temperature	5500 Kelvin
Length	355 feet
Form factor	String Lights

Power and controls
Power configuration	DC
Control methods listed	Touch
Lighting modes	8 lighting modes
Brightness settings	4 levels of brightness

Materials and protection
Materials	PVC, Copper Wire and Rubber Wire
Water resistance listed	Water Resistant
Ingress protection rating	IP44

Use and features
Indoor/outdoor usage	Outdoor
Listed special features	Adjustable, Automatic On-Off, Timer, Twinkling, Waterproof

What to know before buying

The listing calls the lights waterproof and gives an IP44 rating, but also specifies that the adapter is not waterproof. Keep the adapter protected from rain and snow.

What’s in the box

Included

1 pack string light
Plug-in adapter
User manual

Who is it for?

A good fit for

Buyers decorating a large tree, yard, balcony, classroom, or event space who want a long cool-white string.
People who want selectable light patterns, adjustable brightness, and a recurring timer.

Less suited to

Buyers who need an outdoor power adapter that can be exposed to rain or snow.
Anyone prioritizing consistently reported long-term durability, given mixed customer reports.

JIXXULVU 300L 355 ft 900-LED Cool White String Lights · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 727 ratings

5 stars77%77%
4 stars7%7%
3 stars4%4%
2 stars4%4%
1 star8%8%

Customer feedback highlights brightness and appearance, with some finding the light level balanced rather than overpowering or too dim. Reliability, durability, value, and ease of use are mixed, including reports of early failure, broken wires outdoors, and frustrating assembly. That variation matters for a 355-foot outdoor setup, where replacing or untangling a long run could be inconvenient. The listing's timer, modes, and IP44 claim describe product features, not proof of dependable performance.

Positive themes

Customers describe the lights as bright and attractive, with some appreciating that they are neither overpowering nor too dim.

Negative themes

Some customers report that the lights stopped working after the first night or that wires broke after a week outdoors.

Mixed feedback

Feedback on reliability, durability, value, and ease of use varies. Some say the lights work well and are easy to apply, while others report early failures or frustrating assembly.