Specs: 1 x 8GB DDR4-2133 PC4-17000 260-Pin Sodimm 1.2v Dual Rank (2Rx8) 2133MHz

DDR4 SO* Compatible with HP models: * ProBook 455 G4 * ProBook 430 G4 * ProBook 440 G4 * ProBook 645 G3 * ProBook 650 G2 * ProBook 650 G3 * ProBook 655 G2 * ProBook 450 G4 * ProBook 470 G4 * ProBook 11 EE G2 * All-in-One 24-e025t * ProBook 640 G2 * ProBook 640 G3 * ProBook 655 G3 Certified for HP Memory Lifetime Replacement Warranty Included Please contact us for any compatibility questions Made from the highest quality components, Arch Memory RAM modules are designed to increase productivity and help your computer work faster. Arch Memory products are engineered to meet industry standard specifications and rigorously tested to ensure quality. Backed by free technical support, a lifetime replacement warranty and legendary reliability, Arch Memory RAM is your best choice for upgrading your computer's memory.

30 Day money back guarantee. Limited lifetime warranty.