The Adata 8GB DDR4L 2666MHz Laptop RAM memory modules for notebooks arrivation in convenient 8GB to 16GB for instant upgrades on any compatible notebook. In additio, DDR4 performes far better than DDR3 by giving frequencies up to 2666MHz. It not only operates at a low 1.2V, but also, is 20% less than DDR3 in terms of energy consumption. It complies with JEDEC standards, RoHS compliant. Besides, it supports Intel Skylake and Coffee Lake platforms, future-proof for Kaby Lake & Cannon Lake platforms. This Adata 8GB Laptop RAM comes with interface 260-pin, with the frequency up to 26666MHz in JEDEC standard, inlcluding the capacityof 8GB. Here you're getting activation power supply,VPP = 2.5V ( +0.25V / -0.125V ) with DRAM spec of DDR4 STD 1.2V. The Adata 8GB DDR4L 2666MHz Laptop RAM has lifetime warranty.