Twinkle Star Christmas Outdoor Mini String Lights, Blue Decorate with Twinkle Star 150 LED blue incandescent mini lights will give a soft festive feel to your Christmas. Stackable plugs provide convenient installation. Just plug in and unplug it for power on and off. Perfect for indoor and outdoor decorations. Specifications: Material: Plastic Light Color: Blue Light Count: 150 pcs Power Source: Plug in Intervals Between Bulbs: 2.4 inch Lighted Length: 31ft Total Length: 33ft Package Includes: 1 x 150 Count Christmas Mini String Lights Warning: 1. Bulbs may loosen in sockets during shipping. If set fails to light, gently push each bulb tightly into socket to restore contacts. 2. Always unplug set before attempting to replace or remove bulbs. PUSH-IN / PULLOUT LAMPS - This set contains replaceable bulbs. Burned out bulbs should be replaced to prolong the burning life of set. Replace burned out bulbs with 2.5 volt replacement bulbs. 3. TO AVOID FIRE OR ELECTRIC SHOCK: Do not install on trees having needles, leaves or branch coverings that are metal or look like metal. Do not mount or support strings in a manner that can cut or damage Wire insulation. To avoid excessive heat and damage, do not attach decorative features to lamps. REPLACE BURNED OUT BULBS PROMPTLY WITH 2.5V BULBS. 4. PROP 65 WARNING - Handling the coated electrical wires of this Product expose you to lead a chemical known to the State of California to cause cancer. birth defects and other reproductive harm. Wash hands after use.