K109 38 Keys Universal USB Wired One-Handed Gaming KeypadMechanical Keyboard for PC Laptop

Specification 1 38 keys with USB wired advanced mechanical switch technology crisp typing sound gives you more pleasant sensation Ergonomic design2 fit for you hands and wrist promise a comfortable condition for you simplify the complex operation procedure beat the rival faster in the games 3 Support non drive macro programming 38 keys mini design provide a super easy single hand operate experience 4 Ensure even stricter requirements are met for each keyboard produced it is not discolored and more wear resistant 5 Engineered for durability Mini PortableFeatures Model K109Number of buttons 38Keyboard interface USBRated voltage DC5V Less than 200mAOS Windows98SE ME 2000 XP Vista7 Windows8 Win10True mechanical Blue Switch N key rolloverKeyboard size 232 173 10mm 9 13 6 81 0 39inKeyboard weight About 400gMaterial ABSColour blackPackage Included 1 Mechanical Keyboard1 Instruction manual