1 / 7Joomer 300-LED Multicolour Christmas String Lights, 98 ft
Joomer Christmas string lights (model GP-SW290DC0209-IP44(US)-1CT) are a corded, multicolour LED set listed with 300 lights, eight modes, a timer and end-to-end connection. The listing gives conflicting length and protection details, so confirm those specifications before planning an installation.
At a glance
- Eight lighting modes are selected with the adapter button, according to the listing.
- The built-in timer is described as a repeating 6-hours-on, 18-hours-off cycle.
- A memory chip is claimed to retain the last selected mode.
- The listing says up to two sets can be connected end to end.
Reference price: $29.99
Price checked: Nov 12, 2026
View offerAhead of Black FridayExplore the selectionPros and cons
Pros
- Eight modes, memory and a recurring timer offer several preset options without describing app-based control.
- End-to-end connection is specified for up to two sets, which may help extend a display.
Technical specifications
24 specifications| Brand | Joomer |
|---|---|
| Model | GP-SW290DC0209-IP44(US)-1CT |
| Light source | LED |
| Light colour | Multicolor |
| Number of light sources | 300 |
| Occasion | Christmas |
| Style | Traditional |
| Wired connection listed | Wired |
|---|---|
| Control method listed | Remote |
| Lighting modes | 8 different lighting modes |
| Memory function | Built-in memory chip retains your last mode setting |
| End-to-end connection | Connect up to 2 sets |
| Power configuration | Corded Electric |
|---|---|
| Power consumption | 6W |
| Form factor | string |
|---|---|
| Dimensions | 15.2 x 12.2 x 9.3 centimetres |
| Weight | 621 g |
| Length listed in title | 100FT |
| Item length | 98 feet |
| Total length | 108FT |
| Lead cable | 9.8FT |
| Bulb spacing | 3.9 in LED |
| Water resistance listed | Waterproof |
|---|---|
| Ingress protection detail | IP Rate: IP65 Light bulbs and control box, IP44(Adapter) |
What to know before buying
Listing details to confirm
Listing details conflict: the title says 100FT, another field gives 98 feet and the specification section says 108FT total. Protection is variously listed as IP44 and as IP65 for the bulbs and control box with IP44 for the adapter. Confirm the selected set’s actual length and component-level rating. Keep the adapter dry outdoors. The product is listed as corded electric, despite customer feedback mentioning battery life, so that battery criticism does not establish this set’s power configuration. The listing also identifies remote control, while its instructions describe selecting modes with the adapter button.
What’s in the box
- 300 LED string lightsCheck selected pack
- AdapterCheck selected pack
- User manualCheck selected pack
Check which accessories are included in your selected pack before buying.
Who is it for?
A good fit for
- People decorating a tree, patio or yard who want multicolour plug-in lights with several modes and an automatic timer.
- Buyers whose layout can use the stated limit of two connected sets and who can keep the outdoor adapter dry.
Less suited to
- People who need battery-operated lights or a confirmed single-string length before buying.
- Anyone needing an outdoor-rated adapter exposed to water.

Customer reviews on Amazon
- 5 stars
75% 75% - 4 stars
12% 12% - 3 stars
5% 5% - 2 stars
2% 2% - 1 star
6% 6%
Customer feedback reports positive impressions of brightness, appearance, colour and lighting modes, alongside disappointment about battery life and mixed views on reliability. The 4.4-out-of-5 rating from 3,092 ratings is generally favourable, but does not identify why individual ratings were given. Since the listing describes this set as corded electric, battery-life criticism may not apply to its stated power configuration. Buyers should weigh the reported reliability uncertainty against the practical appeal of the listed modes and timer.
Positive themes
- Customers report that the lights look bright and attractive, and appreciate the colours and lighting patterns.
Negative themes
- Customers report disappointment with battery life, though the listing describes the product as corded electric.
Mixed feedback
- Customer opinions about reliability are mixed.
Frequently asked questions
How many lights and modes are listed?
The listing specifies 300 LED light sources and eight lighting modes.
How does the timer work?
The stated cycle is 6 hours on and 18 hours off. The instructions say to activate it by holding the adapter button for 3 seconds until the green lights turn on.
Can more than one string be connected?
The listing says to connect up to two sets end to end. It does not support connecting more than two.
What length should I plan for?
The listing conflicts: it gives 100FT in the title, 98 feet as item length and 108FT as total length. Confirm the selected listing’s length before planning your layout.

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Offer details
- Keep the adapter dry when the lights are used outdoors.
- The stated timer cycle is 6 hours on and 18 hours off. The listing advises against using timed power outlets to preserve timer accuracy.






