Lighting · Accessories & Add-ons
Christmas & Festive Lights: What Else You'll Need
By the Nest & Yard editorial teamUpdated 2026-08-093 min read
Our pick: the Festive Lights 2m 20 LED Battery Powered Decorative Micro Firefly Fairy String Lights with Silver Wire — the best Christmas & Festive Lights we tested, from £3.49.
Getting your Christmas lights up can be a brilliant start to the festive season, but it’s easy to overlook the essential extras that will ensure they shine brilliantly throughout December. Alongside your chosen fairy lights or illuminated decorations, you'll likely need a range of accessories like robust cables and secure mounting solutions – don’t let unexpected costs put a dampener on your decorating plans. This guide explores commonly needed additions such as cable extensions, protective cases, and replacement components to help you create a truly spectacular Christmas display.
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#1 Pick
Festive Lights 2m 20 LED Battery Powered Decorative Micro Firefly Fairy String Lights with Silver Wire- Battery
£3.49
Pros
- Discreet silver wire almost disappears in daylight
- 100+ hours of runtime from 3 AA batteries
- Compact size suits jars, wreaths and small displays
Cons
- Batteries not included

#2 Pick
Jsdoin Fairy Lights, 6 Pack 2m 20 LED Battery Operated Copper Wire String Lights, Warm White- Battery
£5.09
Pros
- 6 separate strings let you decorate jars, wreaths and small trees at once
- Flexible copper wire bends to any shape for DIY displays
- Battery powered, so no need for a socket near the display
Cons
- Each string needs its own 2x AA batteries, sold separately
FAQ
I’ve bought some Christmas lights, but they don't seem to have a plug adapter. What am I missing?
Many string lights are designed to be plugged into an adjacent socket – check the packaging to confirm if yours requires an external adapter or extension lead. You’ll likely need a standard UK three-pin plug adapter to connect these to your mains power.
The instructions for my fairy lights say ‘batteries not included’. What type of batteries do I need?
Typically, fairy lights use either AA or AAA alkaline batteries; always check the specific voltage stated on the product packaging before purchasing. Using incorrect battery types can damage the lights.
My LED Christmas lights flicker intermittently. Is this normal?
Flickering in LED lights can sometimes be due to a low battery charge, particularly if they're not fully sealed. Ensure you’re using high-quality alkaline batteries and try replacing them with new ones.
What do I need to extend my Christmas light display?
Most string lights are designed to be connected in series, but you’ll require appropriate extension cables or connectors specifically designed for outdoor use and compatible with your current lights.
I've bought a set of spotlights. Do they come with any protective covers?
Spotlights intended for outdoor use often don’t include weatherproof guards; you'll need to purchase these separately to prevent water damage and ensure the bulbs last longer.
What is a weatherproof extension lead, and why do I need one for my lights?
A weatherproof extension lead is designed to protect against rain and moisture – essential if your lights are placed outdoors. Standard leads could cause electrical faults or pose a safety risk.
My Christmas lights have a timer function. How do I set it?
Timer settings are usually adjusted via buttons on the light's control unit, often found near the plug. Refer to the manufacturer’s instructions for specific guidance on setting the desired duration and intervals.
What should I do if a bulb burns out in my fairy lights?
Replacement bulbs are generally available separately; ensure you buy bulbs with the correct voltage and fitting type as specified by the original manufacturer or product documentation.
I’m using Christmas lights near trees – what precautions should I take?
Secure your lights firmly to branches using appropriate clips or hooks, being mindful of the tree's stability. Keep cables out of reach of pets and children to prevent tripping hazards.
What is the lifespan of LED Christmas lights, and how do I maintain them?
LED lights typically have a long lifespan (often 5000+ hours), but regular cleaning with a dry cloth will help maintain brightness. Avoid using abrasive cleaners that could damage the light’s surface.
In depth
Christmas lights are wonderful – but to truly enjoy them, you need more than just the mains lead and bulb string itself. It’s easy to overlook the smaller accessories that can significantly enhance your experience, from protecting your investment to simply creating a more festive atmosphere. Let's delve into what you might realistically need alongside your chosen Christmas lights display.
Firstly, let’s consider protection. Even the most robust outdoor LED fairy lights are vulnerable to weather damage if left exposed to rain or frost. A simple, yet crucial, addition is a protective cover – often referred to as a ‘Christmas light shelter’ or ‘light protector’. These are typically made of waterproof fabric and designed to drape over your lights, shielding them from the elements. They come in various sizes, suitable for different display lengths, and can be found readily available alongside the lights themselves - though it's worth checking that it's appropriate for the type of lighting you’ve chosen (e.g., a heavy-duty one for robust spotlights versus a lighter cover for delicate fairy lights).
Next, consider securing your display. Even beautifully arranged lights will look chaotic if they aren’t properly fixed in place. Cable ties and clips are essential. Invest in a variety pack – different sizes and shapes will allow you to secure the cable runs neatly along walls, fences, or trees. Velcro straps can also be incredibly useful for attaching lights directly to surfaces without causing damage. Don't underestimate the time saved when you have a good selection of these readily available; struggling with tangled cables is hardly festive!
Then there are auxiliary power sources. While most outdoor Christmas lights are designed to run directly from the mains, a backup power source can be invaluable – particularly if your display is further away from an outlet or prone to being moved. Portable power banks specifically designed for outdoor lighting are available, allowing you to extend the operating time and avoid constantly swapping plug sockets. These often include multiple USB ports for charging mobile devices too, adding another layer of convenience.
Don’t forget about extending the reach. While some lights come with extension cables, having a selection of longer cable runs is a practical investment. This allows you to create larger displays or position your lights further from your existing power supply. Ensure any extension cables are rated for outdoor use and have appropriate weatherproofing – again, this is where a good quality cable tie system will help keep things neat and organised.
Finally, let's talk about maintenance and longevity. Even the most durable Christmas lights require occasional cleaning and attention. Microfibre cloths are ideal for dusting off delicate fairy lights without damaging the bulbs. A small set of wire cutters can be incredibly useful for trimming excess cable or adjusting connections – always exercise caution when using tools near electrical equipment, of course. And consider a bulb replacement kit; having spare bulbs on hand will significantly reduce frustration if one burns out unexpectedly.
These supplementary items might seem like small additions to your initial purchase, but they represent a significant investment in the overall enjoyment and longevity of your Christmas lights display. They’re the often-overlooked details that transform a simple string of lights into a truly spectacular festive feature.
The Nest & Yard editorial team
Written and reviewed by our UK-based team of home improvement and gardening writers, who research specs, pricing and customer reviews before every recommendation. Reviewed and updated on 2026-08-09.