Joomer Cordless String Lights – Bedroom Ambient Lighting with 6Hr Timer and Memory Mode, 66ft 200 LED Indoor Decor
Joomer Cordless String Lights – Bedroom Ambient Lighting with 6Hr Timer and Memory Mode, 66ft 200 LED Indoor Decor
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Why you'll love it
- Battery operation frees placement from outlet proximity — usable on fences, trees, and balconies where plug-in lights won't reach
- Built-in 6hr-on/18hr-off timer plus memory chip means set it once and forget it all season
- IPX4 waterproof rating lets lights survive rain and snow in outdoor gardens and yards
- 8 lighting modes (steady, twinkle, fade, chasing, etc.) add variety beyond basic string lights
- Low 6V battery power makes them safe around curious kids and pets compared to higher-voltage plug-in sets
- 12 color and length combinations (8 colors × 100/200 LED) let buyers match any decor theme or occasion
- Wire is pliable and impossible to tangle
- LEDs are very bright for battery operated lights
- 66 feet of lights per strand allows more strands on limited-wattage inverters
- Round battery pack is easy to hide and secure
- Lights stay cool even after hours of use
- Lights remain bright for about a month on batteries with slight dimming at the end
- Batteries last about a month or more in Minnesota cold
- Lights automatically come back on at the same time every night (set-and-forget timer around 7 hours)
- 4 strands of 33 feet each perfectly covered a 7-foot tall 48-inch diameter tree
- Battery pack has a hanger that allows it to be hidden deep in the center of a tree
Perfect for
- Wrap around a Christmas tree indoors or outdoors without needing a nearby outlet
- String along a garden fence or patio for year-round ambient lighting
- Decorate a wedding arch, tent, or party venue with multicolor accent lights
- Hang in a child's room on a 6hr-on/18hr-off timer as a soothing nightlight
- Outline windows, doors, or railings for holiday curb appeal
- Decorating live indoor Christmas trees without wall outlets
- Holiday lights parade on a Jeep to bring joy to quarantined neighbors
- Wreath on porch (protected from most elements)
- Decorating outdoor trees in a pasture
- Using in a hallway
- Decorating a railing
- Decorating an outdoor mini tree
- Decorating the center of a room where there is no outlet
Battery Christmas Lights, 66ft 200 LED Battery Operated String Lights Waterproof 8 Modes & Auto Timer for Christmas Trees, Home, Garden, Party and Holiday Decoration
8 Working Light Sequences
- Combination: Flashing from Mode 2 to Mode 7 at random.
- In Wave: Waving from bright to dim repeatedly at two speeds.
- Sequential: Flashing alternately and sequential in 4 speeds.
- Slo-Glo: Every single light fade slowly from bright repeatedly at 3 speeds.
- Chasing/Flash: Starry flashing with lighting in wave.
- Slow Fade: All lights flashing in the meantime.
- Twinkle/Flash: Starry flashing.
- Steady on.
Easy to Use Christmas Lights
- Easy to use, install 4*AA batteries. Hang the lights anywhere you like, press the button turn it on and set your favorite mode.
- Timer will keeps 6 hours on /18 hours off each day.
Memory Function String Lights
- Built- in memory chip save your last modes setting and no need to reset mode every day.
- What's in the box:
- 1 x 200 LED String Lights
- 1 x User Manual
Light up your event/festival
- Ideal light for adding a fantastic atmosphere to your backyard, patio, gazebo, lawn or use as a festoon to celebrate your wedding, anniversary, graduation in style. Impress your bistro, cafe, or party guests with ambience.
Note:
- Please don't use a product with a temperature higher than 104°F (40°C) as an AA battery cannot be used above that temperature.
- Please purchase AA batteries from reputable retailers or choose reputable battery brands to ensure product safety.
- Please clear out dust and moisture in the battery case before installing batteries.
- The timer function will be reactivated every time when you turn on/off or change modes. For example, if you turn on it at 6 pm, then change mode at 8 pm, it will work continuously for another 6 hours with the new mode and turn off at 2 am in the morning.
Product Information
Battery Christmas Lights: Powered by 4*AA battery(not included), press the button on the battery box to switch the christmas lights On/Off and choose 8 different modes to satisfy your diverse needs. Auto Timer and Memory Function: The timer keeps 6 hours "On" and 18 hours "Off" once activated. The fairy string lights has a built-in memory chip that saves your last mode setting and no need to reset mode every day. Waterproof and Easy to install: Battery christmas lights can withstand all kind of weather, including heavy rain and snow. Hang the battery operated string lights anywhere you like, suitable for indoor and outdoor use. Wide Application: Perfect decoration for christmas trees, holiday, wedding, party and other celebration occasions, the battery operated string lights can be easily put or hang on Christmas trees, window, door, fence etc. Specification: 200 LED battery christmas lights, total length 66ft, lead length 0.98 ft, lamp spacing 3.9in. 8 lighting modes: combination, in waves, sequential, slogs, chasing/flash, slow fade, twinkle/flash, and steady on.
Technical Details Color Multicolor Brand Joomer Indoor/Outdoor Usage Outdoor Special Feature Timer Light Source Type LED Power Source Battery Powered Light Color Multicolor Theme Christmas Occasion Christmas Style Modern Material Plastic Controller Type Button Control Number of Light Sources 200 Voltage 6 Volts Bulb Shape Size B8 Wattage 5 watts Included Components '1 x 200 LED String Lights', '1 x User Manual' Item Weight 13.76 ounces Number of Items 1 Control Method Touch Number of Batteries 4 AA batteries required. Seasons Winter Ingress Protection Code Rating IPX4 UPC 761895980937 Item Length 66 Feet Form Factor Linear Manufacturer Joomer Part Number 88-B200-003 Item Weight 13.8 ounces Item model number 88-B200-003 Batteries 4 AA batteries required. Is Discontinued By Manufacturer No Special Features Timer Batteries Included? No Batteries Required? No
Frequently Asked Questions
Will these battery fairy lights give my living room a cozy warm glow without looking cheap?
Yes. The 200 LEDs on a 66ft strand produce a bright, even twinkle across the full length, and the round B8 bulb shape gives a classic fairy-light look. With 8 lighting modes ranging from steady on to slow fade, you can dial in a soft ambient glow for everyday decor or switch to twinkle for evenings and dinner parties.
How bright are 200 LED battery lights compared to plug-in string lights?
Customers consistently report these are very bright for battery operated lights, with the LEDs staying luminous for about a month on a fresh set of AA batteries. They will not match a high-wattage plug-in set, but for indoor accent and decorative use, the brightness is more than enough to light a hallway, stair railing, or center-of-room tree.
Can I hide the battery pack so it does not ruin the look of my room?
Yes. The round battery pack is compact and includes a built-in hanger so it can be tucked deep inside a Christmas tree, behind a curtain, or mounted behind furniture. Reviewers have specifically praised how easy it is to conceal the pack while keeping the 66ft of lights on full display.
Will the wire drape nicely on a stair railing or curtain without curling or tangling?
Yes. The wire is pliable and impossible to tangle once you work out the initial twist, which makes it easy to wrap around a stair banister, drape along a curtain rod, or snake across a doorway. You can reshape it any time without kinks.
Do the lights stay cool so I can leave them on for hours while I watch a movie?
Yes. LEDs run cool even after hours of continuous use, so you can leave them on during a movie night or as a background glow without worrying about heat on fabric, wood, or walls.
I want soft mood lighting for a dinner party, not the full Christmas effect, is this a good fit?
Absolutely. The 8 modes include slow fade and steady on, both of which read as ambient mood lighting rather than holiday sparkle. Multicolor works for playful parties, and the lower brightness modes are gentle enough for a dinner table backdrop.
Is this a good option for a small apartment or rental where I cannot install wired lighting?
Yes. Battery operation means you can decorate a balcony, window, or wall nook without drilling, hardwiring, or even needing a nearby outlet. When you move out, you simply pack the strand and go.
Will the timer remember my favorite mode every night?
Yes. The built-in memory chip retains your last selected lighting mode and the timer cycle, so once you set it, the lights automatically come back on at the same time every evening in the same mode. It is true set-and-forget behavior.
Can I use these as the main decorative lighting in a small studio or dorm?
Yes, many customers use exactly this way. With 66ft of length and 200 LEDs, one strand covers a window wall, a bed canopy, or a small tree, and the timer means you do not have to remember to turn them off when you leave.
How does this compare to plug-in fairy lights for everyday room decor?
Plug-in fairy lights can be slightly brighter and do not need battery swaps, but they require an outlet, which limits where you can place them. These battery lights trade a small amount of brightness for total placement freedom, which is usually the bigger win in a styled room.
Will the batteries need replacing often if I run these every evening?
On a 6hr-on cycle, the lights remain bright for about a month before you notice slight dimming at the end. A fresh set of 4 AA batteries will easily get you through a full holiday season of nightly use.
I am worried battery lights will look dim and underwhelming, will these?
No. Reviews repeatedly highlight that the LEDs are very bright for battery operated lights, and the 3.9in lamp spacing gives an even distribution that does not look sparse. You get the fairy-light look without the dim, dying-battery look of cheaper sets.
Do these feel like a quality decor piece or a flimsy seasonal item?
Customers describe the wire as pliable but durable, the LEDs as evenly spaced, and the battery pack as easy to hide. The build feels more like a year-round decor piece than a disposable holiday item.
Can I use these lights in a window without drilling holes or running cords across the room?
Yes. The cord-free battery design is ideal for window outlines. You simply drape the strand along the frame, hide the battery pack on the sill or behind a curtain, and the timer takes care of on and off.
I want warm cozy tones, will multicolor look too playful for a living room?
Multicolor can absolutely read as cozy in the right setting, especially in slow fade or twinkle mode at night. If you want a strictly warm look, choosing the warm white color option in the same product line gives you the same 66ft length and timer in a single hue.
I am redecorating my bedroom, is this a good anchor piece for the room?
Yes. A single 66ft strand over a headboard, along a ceiling line, or woven through a canopy can serve as the main decorative lighting in a bedroom. The timer also doubles as a soft nightlight that turns off automatically after 6 hours.
How do I turn on the timer and set it to 6 hours on and 18 hours off?
Press and hold the mode button on the battery pack for a few seconds until the indicator confirms timer mode. From that point, the lights will stay on for 6 hours, then turn off for 18 hours, and automatically repeat the same cycle every day.
What kind and how many batteries do I need, and are they included?
The lights run on 4 AA batteries, which are not included in the box. Standard alkaline AAs give about a month of nightly use, and many customers in cold climates report similar longevity in winter.
How do I switch between the 8 lighting modes?
Press the mode button on the battery pack to cycle through combination, in waves, sequential, slo-go, chasing/flash, slow fade, twinkle/flash, and steady on. The memory chip will save your last selection so the strand comes back in that mode the next time it turns on.
Can I connect multiple strands together for more length?
Each strand runs independently on its own 4 AA batteries, so you can simply run multiple strands end to end along a fence, railing, or tree without needing a single power source. Many customers string 2 to 4 strands together for larger projects.
Will this work with rechargeable AA batteries?
Yes. Rechargeable AA batteries work in the pack, though they may give slightly shorter total run time per charge than alkaline cells. They are a good choice if you plan to run the lights very frequently.
What is in the box when I open the package?
You get one 66ft strand of 200 LED fairy lights with a built-in battery pack and a built-in hanger on the pack. Batteries are not included, so you will want to pick up 4 AA batteries to use the strand right away.
Are these lights safe to leave outside in rain or snow long term?
Yes. The IPX4 waterproof rating protects against splashing water from any direction, which covers rain and snow in normal outdoor use. Many customers leave them on outdoor trees, fences, and porches all season. The battery pack should not be submerged, but typical exposure is fine.
Will the LEDs dim or fade over the life of the batteries?
The lights stay consistently bright for about a month on a fresh set of AA batteries, with only slight dimming at the very end of battery life. There is no sudden drop in performance.
What is the difference between battery fairy lights and solar string lights?
Solar string lights depend on charging from sunlight during the day and can behave unpredictably on cloudy or short winter days. Battery fairy lights run on a fixed timer every night regardless of weather, so you get reliable on and off behavior and consistent brightness year-round.
