Produce Fluorescence Effect: The black light wavelength is 385-400nm, it can produce fluorescence effect, harmless to your eyes, suitable for glow parties and fluorescent displays. IP65 Waterproof & Waterproof Usage: Covered with glue, the black light strip is waterproof with IP65 graded, can be used indoor and outdoor, such as doorway eave, railing, backyard and tree decoration and so on. Safe to Use & Easy installation: The black light led strip working voltage is 12V to ensure low heat dissipation and safety use. Easy to install, Plug and play, no additional wiring required. Cuttable & DIY Use: The 40ft blacklight strip lights is composed of 720 lighting beads, every 3 LED has a cutting point, you can freely resize it. You can DIY led black light strips for various use scenarios. Widely Application: Amazing work for outdoor sports areas decoration, playground, vestibule. Stronger sense for various party atmosphere creation, daily indoor display, Halloween decoration, Halloween lights, glow party, fluorescent purpose, home decor, etc. WHY YQNLIFA *Professional 385nm-400nm black light manufacturer, large factory manufacture, safety and quality. *Made of high-quality LED 50,000 hours lifespan, aiming to provide customers with high-quality black light and excellent fluorescent effect. *Our IP65 waterproof black light strip, use for outdoor and indoor. Waterproof outside use even if the rainy day, snowy day and foggy day. Such as rooftop decoration, railing leading, tree decor, window decor, tent decor, downtube of bikes & motorcycles decor, stairs leading, outline lights, market stall decors, body paint party, mood lighting, fishing boat, aquarium(above the water). *Daily indoor use for display cabinet case, fluorescent display, glass display, body paints, fluorescent wall tapestry, curing resin printing, home theater decor, fluorescent poster, wall and ceiling, bedroom headboard, gaming room, TV screen,desk decor etc. *Stronger sense for various party atmosphere creation, Halloween project, Christmas celebration, body paints party, glow in dark party, neon party, release enthusiasm in the fluorescent environment with black light. *After-sales service without risky, provide as much help as possible! Waterproof: IP65 Adhesive: Full length 40ft/12m Length: 2*6M LED: 2×360 LED LED Beam Angle: 200° Wavelength: 385-400nm Working Temperature: -20 ℃ - 35 ℃ Cutting: Every 3 LED can cut,need to following the cutting sign