Holiday Essence 60 LED Mini Christmas Lights, Cool White - Professional Grade for Indoor & Outdoor Use - Energy Efficient LED Bulbs with Green Wire - UL Listed * INDOOR/OUTDOOR * Safe for Indoor and Outdoors Use! Perfect to decorate your Christmas trees, patio, lawn, garden, home and parties! * SUPER COOL * Bulbs are Cool to the Touch when Lit! * DURABLE * Bulbs are Break, Fade and Chip Resistant * EXTRA LONG * Total Lenth of Lightibg String is 16 Feet (4.9 Meter) - Safety Fuse - Can connect multiple light strings, A maximum of 45 of these light strings can safely be connected. * LONG LASTING * 25,000 Hour Average Bulb Life