YULETIME 200 Blue Christmas Lights, Pack of 2 Sets 33 Feet 100 Count UL Certified Incandescent String Lights (Blue - Green Wire)SPECIFICATIONS Light Color: Blue Light Display: Steady Bulb Type: Incandescent Bulb Shape: Classic Bulb Material: Glass Removable Bulbs: Yes Average Hours: 3,000 Voltage: 120 V Wire Color: Green Wire Gauge: 22 AWG Male Plug: Fused/Stackable Female Plug: End-to-end Rating: UL Certified Grade: Premium Fire Resistance Rating: Class A 105℃ Ingress Protection Rating: IP44 Usage: Indoor / Outdoor Warranty: 3000 Hours Dimensions: - Total Length: 33 ft x 2 - Lead: 6 in - Spacing: 4 in - Tail: 4 in Power: - 40.8 Watts / Strand - 216 Watts End-to-end Maximum - 5 Strands Maximum Connection WHAT'S IN THE BOX:2 x 100 Blue Incandescent String Lights 8 x Replacement Bulbs 2 x Replacement Fuses 1 x User ManualWarm Tips.1. Two strands of 100 lights in one package. 2. Incandescent bulbs warm up under operation. 3. The glass shell of the bulb can be broken. 4. Male and female plugs must not be wet or immersed in water. 5. End-to-end connections with more than 5 strands running simultaneously, or input voltage above 120 volts will blow the fuse. 6. Fuse is located in male plug and 2 replacement fuses included in each strand. 7. Additional fuses may be purchased locally at auto parts and hardware stores.