Quick Summary
UIONVO Outdoor Christmas Battery Fairy Lights are a 15 metre string light with 150 LEDs, a USB rechargeable battery box, remote control and 8 lighting modes. They are set up for indoor and outdoor Christmas-style decorating, with multicolour lighting and timer options.
The lights are described as suitable for tree decorations, gardens, bedrooms, balconies, windows, fences, parties and holidays. The detachable battery box wires and USB charging add portability compared with socket-powered lights.
Who It Is Best For
These fairy lights suit buyers who want a rechargeable string light for festive decorating and want to place it away from a mains socket. They also suit people who want remote control, brightness adjustment and timer settings for different display preferences.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | UIONVO, as named in the product title. |
| Length | 15 metres, giving a stated decorating span for trees, fences and other display areas. |
| LED count | 150 LEDs for the light string. |
| Power | USB rechargeable battery box with a 1200mAh battery, so the lights are not tied to AA batteries. |
| Charging and runtime | Charges in about 2 hours and is described as working for 20 to 74 hours depending on brightness. |
| Lighting modes | 8 modes: combination, wave, sequence, slow breathing, chase, slow gradient, flashing and always on. |
| Remote functions | 10 brightness levels and 3 timer modes: 4H, 6H and 8H. |
| Water resistance | IP44 waterproof for indoor and outdoor use. |
| Voltage | Low voltage 31V is stated in the description. |
| Cable detail | 2 metre adapter connection cable is mentioned alongside the 15 metre light length. |
Why Buyers Choose It
- The USB rechargeable battery box means the lights can be used without relying on sockets at the display point.
- 8 lighting modes and 10 brightness levels give more control over the look of the decoration.
- The 3 timer settings help the lights run on a chosen schedule.
- IP44 waterproofing supports use in indoor and outdoor decorative settings.
How It Works
- Charge the USB rechargeable battery box before first use.
- Turn the lights on through the controller for first use.
- Use the remote to select the lighting mode, brightness level or timer setting.
- Detach the wires from the battery box when you need to recharge it.
Real World Use
The light string is described for Christmas trees, bedrooms, balconies, gardens, parties, windows, fences, Halloween, weddings and holiday decorations. The green cables are stated to be easy to wrap around trees, fences and eaves, which makes the set easier to position for display work.
What To Know Before You Buy
Check that 15 metres and 150 LEDs suit the space you want to decorate. The first use requires the controller to switch the lights on, and the remote is not available until the set has been activated. If you need a timer or brightness control, confirm that the remote functions are part of the setup you want.
Common Buyer Questions
Can these lights be used outdoors?
Yes. They are described as IP44 waterproof and suitable for indoor and outdoor decorative use.
Do they need AA batteries?
No. The battery box is USB rechargeable and is described as removing the need for AA battery connection.
How many lighting modes are included?
There are 8 lighting modes: combination, wave, sequence, slow breathing, chase, slow gradient, flashing and always on.
Does the remote control brightness and timing?
Yes. The remote is described as offering 10 brightness levels and 3 timer modes, which are 4H, 6H and 8H.
Final Buying View
If you want a rechargeable multicolour fairy light set for seasonal decoration, this UIONVO 15 metre option gives you a long string, remote control and several lighting choices. Check the length, control setup and placement before ordering so it matches your display area.





