MediaPipe is used to detect hand landmarks in real-time. Custom logic maps different gestures (open hand, closed fist, etc.) to LED numbers. Connect LEDs to Arduino digital pins (D9–D13 in this case).

LEDs are supposed to last for years, along with delivering lower energy use, and even smart features like connecting with Alexa. They're a major leap forward versus incandescent bulbs, but they don't ...

The Solawave Wrinkle Retreat Light Therapy Face Mask, our pick for the best flexible LED face mask, is on sale for October Prime Day. For more deals, check out our roundup of the best October Prime ...

Ready to take your Halloween decor to the next level? This Pre-Lit Outdoor Halloween Wreath with LED Lights and Bow is a showstopper at only $59.99! Measuring 36 inches, it instantly transforms your ...

It sounds almost too good to be true, but researchers think that shining red light at patients could be a powerful and drug-free way to treat everything from sight loss and type 2 diabetes to ...

Viral videos began circulating in August on TikTok rumoring that Walmart plans to switch from flourescent bulbs to intense 10,000 Kelvin lights. The lights are sources of artificial light that emit a ...

Abstract: Excessive use of pesticides in agriculture has led to widespread environmental contamination, pest resistance, and unwarranted chemical exposure. This paper presents a drone-based precision ...

LED face masks are a modern-day skincare innovation that has brought what was previously a salon-only treatment to the at-home market. They work to tackle all manner of skin concerns, from wrinkles to ...

Key Laboratory for Special Functional Materials of Ministry of Education, National and Local Joint Engineering Research Center for High-efficiency Display and Lighting Technology, Henan University, ...

Gemini’s Nano Banana model makes it simple to convert a normal photo into a polished, collectible‑style 3D figurine image—complete with acrylic base, studio lighting, and toy‑box packaging context.