Commercial grade for year-round, permanent outdoor installations; Durable, impact-resistant acrylic bulbs won't break if dropped or stepped on; Ideal for patios, pergolas, gazebos, home accents, parties & camping; Linkable up to 350ft; LEDs reduce energy usage by over 95%; Never any bulbs to replace; UL(R) listed; White; 48 ft; 24 bulbs;