btfarm Mason Jar Fairy Lights – 7FT 20 LED Silver Wire, Battery Operated Warm Glow for Bedroom, Living Room and Cozy Home Aesthetic
btfarm Mason Jar Fairy Lights – 7FT 20 LED Silver Wire, Battery Operated Warm Glow for Bedroom, Living Room and Cozy Home Aesthetic
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Why you'll love it
- Low-voltage, touch-safe design eliminates fire and burn risks around kids and pets
- Battery-powered portability means no outlets, no cords, and no electrician needed for renters
- IP65 waterproof rating lets the same lights work indoors and outdoors year-round
- Flexible silver alloy wire can be shaped into letters, jars, or sculptures for unique DIY projects
- 12-pack delivers whole-room or whole-event coverage at a lower per-string cost
- Multiple color variants (warm, cool, colorful, blue, green) let buyers match any decor theme
Perfect for
- Illuminating mason jar centerpieces for weddings and dinner parties
- Adding warm ambient glow to a bedroom ceiling or headboard
- Wrapping Christmas trees, wreaths, and stair banisters for holiday decor
- DIY craft projects like illuminated photo frames, lanterns, and floral arrangements
- Decorating outdoor patios, porches, and garden branches for evening ambiance
The string of lights is 2 meters long and equipped with 20 super-bright LED bulbs, making it ideal for everyday decoration and holiday decoration.
Waterproof Design
The string lights comply with the IP65 waterproof standard and are suitable for indoor and outdoor environments, so you don't have to worry about moisture, weather damage, or short circuits. Note: Only the string lights are waterproof; the batteries are not waterproof
Easy to shape into various forms
The string of lights is 2 meters long and equipped with 20 bright LED bulbs. The light string is made of silver alloy metal wire, which is easy to bend and shape, making it an ideal choice for decorating photos, craft trees, flowers, branches, and wreaths
Safe and stable
The light string is powered by two CR2032 batteries (included), which have a safe and low voltage and can be touched directly by hand. The LED bulbs and soft silver wires do not overheat during use
Unique Design
The fairy tale lamp is designed in the shape of a small vase, which is both beautiful and understated. The switch button is replaced by an insulating film, which can be hung on a wall hook to add decoration to the entire home
Decorate your home
Product Information
12 Pack Battery Operated String Lights: The battery operated fairy lights is powered by 2 CR2032 batteries (included) and features 20 bright LED, making it ideal for decorating photos, crafts, trees, flowers, branches, wreaths, bedrooms, and anywhere else you want to decorate Waterproof Design: The battery operated fairy lights meets the IP65 waterproof standard, making it suitable for both indoor and outdoor use. You don’t need to worry about moisture, weather damage, or short circuits. Note: Only the light chain is waterproof; the battery is not waterproof Safe and DIY: This mini lights battery operated has low voltage to prevent overheating during use. It can be touched directly by hand. The light string is made of silver alloy wire, which is easy to bend and shape, making it ideal for DIY enthusiasts and crafters to achieve safer lighting decorations. Long Battery Life: Each mini fairy lights comes with batteries, eliminating the need for additional purchases. They can stay lit for 48–72 hours. When the batteries in the light chain run out, you can use the included screwdriver to open the battery compartment and replace the batteries Unique Design: Unlike previous mini string lights battery operated, this one is designed in the shape of a small vase. The switch button has been replaced with an insulated component, which can be easily pulled out for use. The insulated component with small holes can be hung on walls, porches, or window hooks, making it convenient for decorating the entire house
Color Warm White Brand btfarm Indoor/Outdoor Usage Indoor, Outdoor Special Feature Waterproof Light Source Type LED Power Source Battery Powered Light Color Warm White Theme Christmas Occasion Christmas, Engagement, New Year, Thanksgiving, Wedding Style Tropical Material Silver Alloy Color Temperature 2700 Kelvin Number of Light Sources 20 Included Components 12 Pack Fairy Lights Battery Operated Number of Items 12 Number of Batteries 2 Nonstandard Battery batteries required. Item Length 2 Meters Manufacturer Zhongshan Xunxiao Lighting Technology Company Limited Part Number BL20 Item Weight 6.9 ounces Item model number BL20 Batteries 2 Nonstandard Battery batteries required. Special Features Waterproof Batteries Included? No Batteries Required? Yes
Frequently Asked Questions
Will the silver wire be visible on my wall or inside a clear mason jar centerpiece?
The silver alloy wire is thin and reflective, so it reads almost invisible against most light wall colors and disappears inside clear glass jars, letting the warm white micro LEDs look like floating pinpoints of light.
Does the 2700K warm white really give a cozy, candle-like glow or is it more clinical?
The 2700K variant sits right in the soft warm range that matches incandescent and candlelight, so the 20 LEDs per string read as a gentle, candle-like glow rather than a harsh cool tone.
Can I shape the wire into letters, stars, or a heart for a custom decor piece?
Yes, the flexible silver alloy wire holds its shape once bent, so you can spell names, outline a heart, or wrap a wire frame to create custom wall art and personalized centerpieces.
Will 12 strings be enough to decorate an entire bedroom, or do I need more?
A 12-pack is typically enough to wrap a full headboard, drape a window, and light two or three jars, giving most bedrooms complete ambient coverage without extra packs.
Do these match a modern farmhouse, boho, or minimalist aesthetic without looking tacky?
The thin silver wire, micro LED size, and warm color options are intentionally subtle, so the lights blend into farmhouse, boho, Scandinavian, and minimalist looks rather than overpowering them.
I care about ambiance more than brightness, will these be too harsh?
The micro LEDs produce a soft pinpoint glow rather than task lighting, which is what creates the cozy ambient feel buyers want for bedrooms and dining tables.
Can I use these to make my small rental apartment feel like a styled home?
Yes, because they need no outlets, no drilling, and leave no marks, they are a renter favorite for adding boutique-hotel ambiance to apartments without permanent changes.
What color temperature looks most flattering in a living room at night?
Most buyers pick 2700K warm white for living rooms because it flatters skin tones, feels inviting after sunset, and pairs well with wood and soft textiles.
Are battery fairy lights a better looking alternative to plug-in string lights?
For styled decor, yes, because there is no visible power cord draping down the wall or running to an outlet, which is what gives battery sets their clean, magazine-ready look.
Will the battery pack on each string ruin the look on a shelf or mantel?
The vase-shaped battery case is compact and includes integrated hanging holes, so it can be tucked behind a jar, hidden behind books, or hung from a small hook to stay out of sight.
Do warm white and cool white look very different in the same room?
Yes, warm white reads golden and cozy while cool white reads brighter and more modern, so most decorators stick to one temperature per room for a cohesive look.
How do these compare to fairy lights that plug into a USB port?
Compared to USB fairy lights, these are fully portable, need no nearby power source, and can be placed in jars, lanterns, or outdoor branches where a USB cable could never reach.
Are these nicer looking than the cheap dollar-store fairy lights I already tried?
The difference is the silver alloy wire that holds its shape, the tighter LED spacing that looks more refined, and the warm color rendering, all of which read noticeably more premium than thin copper wire sets.
Will the silver wire tarnish or look ugly after a few months of display?
The silver alloy is chosen for indoor display stability, so it stays bright and reflective indoors for the long term, though we recommend bringing it inside for outdoor use during heavy rain to extend its life.
I'm worried these will look like Christmas lights out of season, will they?
Because the LEDs are micro-sized on a thin silver wire rather than large bulbs on green cable, they read as year-round ambient decor in jars, bedrooms, and tablescapes, not as holiday lights.
What if the battery case yellows or looks cheap on a styled shelf?
The battery compartment is a small, neutral-toned case that stays out of sight inside a jar, behind a vase, or under a shelf, so it does not interfere with a styled display.
How do I turn the lights on and off?
Each string has a simple slide or push switch on the battery case, so you tap once to turn the lights on and again to turn them off, with no app or remote required.
How long do the batteries last on a single set?
Two CR2032 coin cells power each string for approximately 48 to 72 hours of continuous use, depending on the color and brand of battery installed.
Can I replace the batteries when they run out?
Yes, the battery compartment is designed to be opened with a small tool, and you can swap in fresh CR2032 coin cells anytime to extend the life of the string indefinitely.
Will these fit inside a standard wide-mouth mason jar?
Yes, the 7-foot flexible silver wire coils down to fit inside any standard regular-mouth or wide-mouth mason jar, and the battery case tucks neatly at the base or under the lid.
Do these work with a timer or smart plug?
Because they run on batteries, they do not connect to a smart plug, but the slide switch makes manual on and off simple, and many buyers use a small external outlet timer on a nearby lamp as a workaround.
What is included in the box?
Each box contains 12 pre-assembled LED string lights, each with the silver wire strand, integrated LEDs, battery case, and the two CR2032 batteries needed to run them.
Do I need to buy batteries, jars, or hooks separately?
The 12-pack includes the required CR2032 batteries, and mason jars, hooks, and any mounting hardware are sold separately, so you can choose your own decor containers and mounting style.
Are these safe to leave plugged in or on for many hours?
The low-voltage LEDs are designed for extended use, but because they run on coin cells, leaving them on 24/7 will drain the batteries within a few days rather than pose any safety risk.
What if a single LED goes out, will the whole string fail?
The micro LEDs are wired in parallel along the silver wire, so if one bulb fails the rest of the string continues to light, which is normal for this style of fairy light.
What is the difference between fairy lights and string lights?
The terms are often used interchangeably, but fairy lights typically refer to small micro LEDs on thin wire used for decorative accent lighting, while string lights often means larger bulbs on a thicker cable for primary illumination.
