LG Mono X® 72cell comes with the enhanced performance limited warranty. The initial degradation has been improved from -3% to -2%, and the annual degradation has also changed from -0.7%/yr to -0.6%/yr. LG Mono X® 72cell has improved the initial degradation by applying LG’s new LiLY(LID-improvement for Lifetime Yield) Technology, which controls formation of Boron-Oxygen pair, the key factor of LID. In addition to the enhanced performance limited warranty, LG has extended the limited product warranty of LG Mono X® 72cell for additional 2 years with its newly reinforced frame design. LG Mono X® 72cell is carefully designed to benefit installers by allowing quick installation with a weight of just 44.75 lb. and better grips. LG modules are carefully designed to benefit installers by allowing quick and easy installations throughout the carrying,grounding, and connecting stages of modules.