These green-themed string lights for St. Patrick's Day feature 8 eye-catching lighting modes—combination, in waves, sequential, slogs, chasing/flash, slow fade, twinkle/flash, and steady on—with vibrant green LEDs (the iconic color of St. Patrick's Day) that cast a cheerful, festive glow, elevating decor whether for soft warmth on decorative trees or dynamic flashes at St. Patrick's Day parties or Irish-themed gatherings; they also come with a built-in auto timer (6H ON, 18H OFF) for hassle-free holiday use—simply turn them on at your desired time (e.g., 5 PM for parties or evening displays), and they’ll auto-off at 11 PM and restart at the same time the next day, no daily reset needed, perfect for busy St. Patrick's Day prep, tree decoration setup, or consistent holiday displays. Crafted with an IP44 waterproof design (the battery case is also IP44-protected), these lights work seamlessly indoors and outdoors, safe for damp spring conditions like outdoor St. Patrick's Day parade setups, garden decor, or covered patio party areas (note: do not submerge directly in water). Additionally, they have a durable, safe green wire that blends flawlessly with St. Patrick's Day decor and natural greenery (such as decorative trees, shamrock arrangements, evergreen foliage, or Irish-themed centerpieces) to keep the focus on the bright green LEDs, which stay cool to the touch even after hours of use for safe family gatherings and kid-friendly spaces; powered by 3 AA batteries (not included), they require no extra cords or sockets, with a 1ft distance from the battery box to the first LED and a total length (string + leading line) of 17ft. Versatile in use, they’re ideal for dressing up indoor/outdoor decorative trees, St. Patrick's Day party venues, entryway shamrock displays, indoor holiday nooks, parade floats, pub decor, window sill accents, or gift table backdrops, their vivid green glow capturing timeless St. Patrick's Day charm and lively Irish spirit to turn any space into a festive, holiday-ready highlight. 8 Lighting Modes for Lively St. Patrick's Day Vibe: These green-themed string lights feature 8 eye-catching modes—combination, in waves, sequential, slogs, chasing/flash, slow fade, twinkle/flash, and steady on. With vibrant green LEDs (the iconic color of St. Patrick's Day), they cast a cheerful, festive glow that elevates your decor, whether you want soft warmth for decorative trees or dynamic flashes for St. Patrick's Day parties or Irish-themed gatherings. Built-in Auto Timer (6H ON, 18H OFF) for Hassle-Free Holiday Use: Never forget to turn off your St. Patrick's Day lights again! The built-in timer runs on a cycle: turn it on at your desired time (e.g., 5 PM for St. Patrick's Day parties or evening decor displays), and it will auto-off after 6 hours (11 PM) and restart at the same time next day. No daily reset needed—perfect for busy St. Patrick's Day prep, tree decoration setup, or keeping holiday displays consistent. IP44 Waterproof for Indoor & Outdoor St. Patrick's Day Decor: Crafted with a tough, waterproof design (IP44 rating), these green string lights work seamlessly indoors and outdoors. The battery case is also IP44-protected, making it safe for use in damp spring conditions (e.g., outdoor St. Patrick's Day parade setups, garden decor, or covered patio party areas; note: do not submerge directly in water). Durable & Safe Green Wire with Green LEDs: The green wire blends flawlessly with St. Patrick's Day decor and natural greenery—think decorative trees, shamrock arrangements, evergreen foliage, or Irish-themed centerpieces—keeping the focus on the bright green lights. The LEDs stay cool to the touch even after hours of use, maximizing safety for family gatherings and kid-friendly holiday spaces. Powered by 3 AA batteries (not included), no extra cords or sockets are needed. Distance from battery box to first LED: 1ft; total length (string + leading line): 17ft. Versatile for St. Patrick's Day & Tree Decoration Scenes: Ideal for dressing up decorative trees (indoor or outdoor), St. Patrick's Day party venues, entryway shamrock displays, or indoor holiday nooks. It also shines on parade floats, pub decor, window sill accents, or gift table backdrops. The vivid green glow captures timeless St. Patrick's Day charm and lively Irish spirit, turning any space into a festive, holiday-ready highlight.