btfarm BL26-12 12-Pack 2 m Warm White Battery Fairy Lights

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Product guide

btfarm BL26-12 12-Pack 2 m Warm White Battery Fairy Lights

btfarm BL26-12 fairy lights come as a 12-pack of battery-powered 2 m strings, each with 20 warm white LEDs and three lighting modes. Their flexible silver wire is suited to small decorative displays, while the battery case needs to stay dry even though the light strings are described as waterproof.

At a glance

Twelve separate 2 m strings, each with 20 warm white LEDs, offer multiple small-scale decorating points.
Button control selects constant light, fast blinking or slow blinking, according to the listing.
Flexible silver wire can be shaped around jars, bottles and other decorations.
The listing describes the wire lights as IP65 waterproof but explicitly says the battery case is not waterproof.

Price

£8.44Save 23%

Reference price: ~~£10.99~~

Price checked: 12 Nov 2026

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Pros and cons

Pros

The 12 individual strings suit decorating several jars, centrepieces or craft displays at once.
Three lighting modes provide a choice between steady and two blinking effects.
Battery power avoids a mains lead at each display location.

Cons

Customer feedback includes reports of dimming and short battery life, which may limit use for long displays without battery changes.

Technical specifications

22 specifications

Identity
Brand	btfarm
Model	BL26-12

Lighting
Light source	LED
Light colour	Warm White
Colour temperature	2700 Kelvin
LEDs per string	20
Lighting modes	3 Lighting Modes, Energy Efficient, Waterproof

Connectivity and controls
Wireless connection listed	Bluetooth
Control method listed	Button Control

Power and battery
Power configuration	Battery Powered
Voltage	4.5 Volts
Wattage	5 watts

Dimensions and installation
String length	2 Metres
Weight listed	0.15 Kilograms
Layout	Linear

Materials and protection
Material	Silver Wire
Water resistance listed	Waterproof
Ingress protection rating	IP65

Use
Listed usage	Indoor, Outdoor
Listed occasions	Anniversary, Christmas, Thanksgiving, Valentine's Day, Wedding

Pack details
Number of items	12
Batteries	3 x LR44/AG13 batteries (included)

What to know before buying

The listing says the wire string is IP65 waterproof and can be placed in water, but the battery case is not waterproof. Keep the case dry and do not treat the whole unit as waterproof. The battery pack uses three LR44/AG13 batteries per string, with insulating tabs to remove before use. Bluetooth appears in the specifications, but the described operating controls are buttons. The listing also describes the wire as cuttable, without stating how to reconnect or finish a cut end.

What’s in the box

Included

12 battery-operated fairy light strings

Who is it for?

A good fit for

Decorating jars, bottles, gift boxes and party centrepieces with short, flexible light strings.
Buyers wanting multiple battery-powered strings and a choice of steady or blinking light.

Less suited to

Buyers needing a stated long runtime or consistently high brightness, as customer feedback is mixed on brightness and battery life.
Setups where the battery case may be exposed to water or weather.

btfarm BL26-12 12-Pack 2 m Warm White Battery Fairy Lights · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 2,064 ratings

5 stars70%70%
4 stars15%15%
3 stars8%8%
2 stars2%2%
1 star5%5%

Customer feedback highlights the lights' appearance, compact size and ease of use, with decorating jars and party centrepieces mentioned as practical successes. Brightness, battery life, quality and reliability are mixed: some find the lights bright, while others report dimming, a runtime as short as 24 hours or units that do not work. These concerns matter for displays expected to stay lit for long periods. The listing describes 2 m battery-powered strings, but does not provide a guaranteed runtime.

Positive themes

Customers describe the lights as attractive and easy to use, and report using them for jars, centrepieces and craft gift boxes.

Negative themes

Some customers report that the lights dim and may last only 24 hours.

Mixed feedback

Brightness and product quality receive mixed feedback, including reports of units not working and positive experiences from other customers.

Frequently asked questions

How many lights are in the pack?

The listing specifies 12 strings, each 2 m long with 20 LEDs.

What lighting modes are available?

The listed modes are constant light, fast blinking and slow blinking, selected using the button on the battery pack.

Can these lights be used in water?

The listing describes the light strings as IP65 waterproof and says they can be placed in a water-filled bottle. It also explicitly says the battery case is not waterproof, so keep that case dry.

What batteries do the strings use?

The listing says each string uses three LR44/AG13 batteries and that they are included. Remove the insulating tabs before use.