The Toughest Weatherproof String Lights Brightech's Ambience Pro Outdoor Lights feature WeatherTite technology, we built the wire with extra levels of protection against the elements. We wrapped it in a strong rubber casing of premium quality construction, so our outdoor string lights will hold up to the harshest weather. You can leave them outside all year long, even during bitter cold winters. Rain will fall and wind will blow, yet these superior quality weatherproof light sockets are strong enough to withstand the wear and tear of outdoor use year after year. The two-prong socket connects up to 2 light strand sets end to end when using the included Edison filament bulbs. Casting a warm glow, these lights give dusk hours a cozy aura. The 36 inch spacing between each vintage-style bulb extends a luminous effect across the sky, reminiscent of fairy lighting. There’s approximately 3 feet between the power plug and the first light. Approved for Residential or Commercial UseAmbience Pro Vintage Edition Lights enhance the al fresco dining atmosphere in a sidewalk café or your own backyard. The warm yellow bulb filaments provide the perfect balance of ambience and illumination for romantic tranquility with enough light to dine by. From winter holidays to wedding receptions to lounging outside on a summer night, decorating with these nostalgic yet mesmerizing bulbs (15 per strand) transports you to a different time and place. Turn Your Lights Down LowAmbience Pro Vintage Edition Lights weigh 11.3 pounds and are packaged securely with bulbs wrapped and stored separately from wires (search for B00NP9ZWZQ on Amazon for replacement bulbs). Install strand with sturdy materials such as galvanized steel 16-gauge guide wires, eye hooks, or zip ties. Plug-in to power via 120v outlets. For greater lighting versatility, this strand may be paired with a timer and an outside dimmer with a 600 watt capacity. AVAILABLE IN BOTH BLACK AND WHITE COLOR: Bathe your patio, garden, or gazebo in a warm amber glow; the novelty of these festive vintage lights will cast a spell over your neighbors and friends. INCLUDES 15 S19 EDISON-STYLE DECORATIVE BULBS: Filled with hand-woven squirrel cage filaments for a vintage effect or antique ambiance, these teardrop-shaped bulbs create a much softer mood than lamp light; bulbs are dimmable for variations in lighting. Replacements may be purchased separately; search for B00NP9ZWZQ on Amazon. BUILT WITH DURABLE WEATHERTITE TECHNOLOGY: commercial-strength casing withstands extreme temperatures and wet weather as your lights illumine the landscape year-round. PERFECT DESIGN: Approximately 3 feet between bulbs and between plugs and first bulbs. Connect up to two 48-foot strands end to end, then custom arrange your strands from tree to tree or in a chandelier-style cluster; loop on the back of each socket makes for easy installation using eye hooks, zip ties, or galvanized steel guide wire; UL Listed for Indoor and Outdoor Use. THE WARRANTY: Brightech stands behind all of our products 100%. All lights come with a 25-month warranty. If for any reason you are not completely satisfied with your purchase, please contact us. Our industry-leading commitment to you will make things right!