Digi-Chip HIGH SPEED 16GB UHS-1 CLASS 10 Micro-SD Memory Card for LG Optimus - 9 P769, L1 II, L3 II, L5 II, L7 II, F5, F6, F3, L4 II, L9, L2 II, Zone and Dual cell phone High Speed 16GB UHS-1 Micro-SD Memory Card Class 10 Made using full capacity Samsung memory chips Ideal high speed memory card for mobile devices Full Sized SDHC adaptor included Lifetime Warranty