What does IP44 waterproof grade mean? IPxx is the method to represent the protection grade of the shell, which consists of two characteristic codes. The first characteristic code represents the protection grade to prevent solid foreign bodies from entering, and the second characteristic code represents the protection grade to prevent water from entering. IP44 grade is completely protected from dust entry and washed with water without any damage. But for safety reason, please don't run the light in the rain. Products Parameters Light Color: Warm white LED Quantity: 200Led Material:Copper + Plastic Light string size: 9.8ft x 6.6ft Power Source: Adapter Powered Output: 30V safe low voltage( Includes UL plug-in transformer） Package include: 1 x 200 LED Lights 1 x UL Certified Plug 1 x User Manual Products Parameters Waterproof grade: IP44 1*UL Certified Plug 8 Lighting modes Read more Super Brightness Super bright LEDs, widespread lighting source, provide powerful light and create a romantic atmosphere. Waterproof The net lights is waterproof and designed to withstand light rain or water spills, perfect for outdoor & indoor decoration,but not suitable for heavy rain or snow. Silver wire technology The wire covered in the clear plastic is copper wire, which is really flexible, conductive and durable. Read more BONSEM 200LEDs 9.8ft × 6.6ft Christmas Mesh Lights