Model: H61E5 (9.8ft) & H61E6 (16.4ft) Introducing Govee Next-Gen COB (Chip on Board) LED strip lights with 1260 LEDs/m for ultra-smooth lighting and higher brightness. This COB LED strip offers customizable segments, preset scenes, and smart control via Govee Home App, Matter, Alexa, and Google Assistant. Next-Gen COB Technology: 1260 LEDs/m packed tightly together thanks to COB technology for more fluid lighting effects and higher lumens. RGBIC+W for Accent And Multicolor Lighting: A variety of preset scene modes with RGBIC+W colors for home ambiance. Stick, Plug, and Use: Custom acrylic backing for stronger adhesion. Cuttable for easy customization of the COB LED strip's length (non-extendable). Convenient Smart Control: These COB LED strip lights are compatible with Matter, Alexa, and Google Assistant and can be controlled via Govee Home App. Customized Segmented Control: Easily create personalized and unique COB lighting effects with 12 segments every meter, 16 million colors in total. High Lamp Bead Durability: Lamp beads that last up to 30,000+ hrs.