CORSAIR high performance VENGEANCE SODIMM memory kit, 2666MHz CL18 1. 2V, allows you to automatically boost performance of your without BIOS reconfiguration. Slim and attractive design to ensure physical compatibility with all Intel DDR4 notebooks and NUCs. Each module is built using carefully selected DRAM to allow excellent stability and is backed by Corsair\'s limited lifetime warranty. Features 16GB (1x16GB) DDR4 SODIMM kit for Intel DDR4 notebooks and NUCs. 2666MHz Frequency. 18-19-19-39 Latency. 1. 2V Voltage. Auto-overclocking with compatible notebooks (no BIOS configuration required). Limited Lifetime Warranty.