100% Refund for Any Quality Problem.Commercial Grade Light Set,Long Life Span,80% Energy Saving,Waterproof rate IP44,The globe housing that goes over the bulb is remove able; it screws on/off. The actual led underneath the globe does not come out,which will make these lights more waterproof and no problem when you use them in heavy rainy days.Recommend Multi and Blue,they are very festive,Warm White and Cool White look Very Pretty and Clean. Connective Lights Up to 40 Strands,Set of 25,Total Lenth-17Ft Green Wire,8" Spacing,G40 Globe Size-2 1/4" tall and 1 1/2" wide,Bulbs with hook design for convenient use,no need to buy other hook to set the strings. Cool to Touch,No Heat,No Flicker,Unbreakable Plastic Cover,Festive Vivid Color,Steady On Mood Lighting,UL Certification for Safe Guarantee. Tangle Free Strands,Not Easy to make a mess,Bright Ambiance Lighting for Both Indoor Outdoor Use. Easy to Install,1 Year Quality Warranty.Discounts for order in bulk,Any Problem,Please Contact Us.