TikTok has become a major influencer in teen trends. Here are some popular gift ideas based on TikTok trends:

1. LED Strip Lights: For room ambiance and TikTok video backgrounds
2. Portable Charger: Essential for on-the-go content creation
3. Ring Light: For better lighting in videos and photos
4. Wireless Earbuds: Popular brands like AirPods or Galaxy Buds
5. Trendy Water Bottle: Hydro Flask or other insulated bottles
6. Skincare Sets: From brands like The Ordinary or CeraVe
7. Disposable Camera: For a nostalgic touch to photo-taking
8. Graphic Tees: With popular memes or trendy designs
9. Mini Projector: For movie nights and sharing TikTok compilations
10. Polaroid Camera: Instant photos for room decoration
11. Scrunchies and Hair Accessories: For various hairstyles in videos
12. Pop Socket or Phone Grip: For easier phone handling while filming
13. Portable Bluetooth Speaker: For impromptu dance sessions
14. Gift Cards: For popular apps like TikTok, Spotify, or gaming platforms
15. DIY Tie-Dye Kit: For creating custom clothing

Remember, trends on TikTok can change rapidly, so it’s always a good idea to check current hashtags or ask the teen directly about their interests.