Brand ‎Corsair Product Dimensions ‎12.7 x 12.7 x 0.48 cm; 18 Grams Batteries ‎1 A batteries required. Item model number ‎CMSO16GX4M2A2133C15 Manufacturer ‎Corsair Series ‎corsair Colour ‎ddr4 Form Factor ‎SO-DIMM Processor Count ‎1 RAM Size ‎16 GB Memory Technology ‎DDR Computer Memory Type ‎DDR4 SDRAM Memory Clock Speed ‎2133 MHz Voltage ‎1.2 Volts Wattage ‎50 Operating System ‎Microsoft Are Batteries Included ‎No Lithium Battery Energy Content ‎2.6 British Thermal Units (BTUs) Lithium Battery Packaging ‎Batteries contained in equipment Lithium Battery Weight ‎0.5 milligrams Number Of Lithium Ion Cells ‎7 Number of Lithium Metal Cells ‎7 Item Weight ‎18 g